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Questions and Answers
What is the new number added if the average of 25 numbers is 90 and increases to 95 after adding the new number?
What is the new number added if the average of 25 numbers is 90 and increases to 95 after adding the new number?
- 300
- 240
- 280 (correct)
- 220
What percent of the total patients admitted in all three hospitals in May does the total patients admitted in A in March represent?
What percent of the total patients admitted in all three hospitals in May does the total patients admitted in A in March represent?
- 30%
- 15%
- 20% (correct)
- 25%
What is the difference between the total male patients admitted in A in April and in B in March together and the total patients admitted in C in May?
What is the difference between the total male patients admitted in A in April and in B in March together and the total patients admitted in C in May?
- 1419
- 1469 (correct)
- 1369
- 1459
If total male patients admitted in C in June are 20% more than those admitted in March, how many female patients were admitted in C in June?
If total male patients admitted in C in June are 20% more than those admitted in March, how many female patients were admitted in C in June?
What is the ratio of total patients admitted in A in April to patients admitted in all three hospitals in May?
What is the ratio of total patients admitted in A in April to patients admitted in all three hospitals in May?
How does the total patients admitted in A in May compare percentwise to the total patients admitted in B & C in April?
How does the total patients admitted in A in May compare percentwise to the total patients admitted in B & C in April?
Identify the wrong number in the series: 27, 48, 80, 134, 221, 355, 538.
Identify the wrong number in the series: 27, 48, 80, 134, 221, 355, 538.
Which number is incorrect in the series: 215, 200, 250, 175, 275, 150, 300?
Which number is incorrect in the series: 215, 200, 250, 175, 275, 150, 300?
What is the value of the question mark (?) in the equation 60% of 700 - 450 = ? - 85% of 120?
What is the value of the question mark (?) in the equation 60% of 700 - 450 = ? - 85% of 120?
What is the value of the question mark (?) in the equation 36% of 250 + 26 + 2 * ? = 207?
What is the value of the question mark (?) in the equation 36% of 250 + 26 + 2 * ? = 207?
What will come in the place of the question mark (?) in the equation 240 x 2.5 + 65 x 2/13 = ?² - √225?
What will come in the place of the question mark (?) in the equation 240 x 2.5 + 65 x 2/13 = ?² - √225?
How many days will it take to complete the work if A works alone for four days before B joins?
How many days will it take to complete the work if A works alone for four days before B joins?
What is the value of the question mark (?) in the equation 4080 ÷ (? + 17) = 102 + 2?
What is the value of the question mark (?) in the equation 4080 ÷ (? + 17) = 102 + 2?
After how many months did Q join P in the business if their profit share became equal after one year?
After how many months did Q join P in the business if their profit share became equal after one year?
What will be the value of the question mark (?) in the equation 945 ÷ 35 x 20 = ?
What will be the value of the question mark (?) in the equation 945 ÷ 35 x 20 = ?
What will come in the place of the question mark (?) in the equation (132 + 72) ÷ 12 x 17 = ? + 9²?
What will come in the place of the question mark (?) in the equation (132 + 72) ÷ 12 x 17 = ? + 9²?
What is the cost price of the article if the marked price is Rs. 800, with a discount of 10% and a profit of 20%?
What is the cost price of the article if the marked price is Rs. 800, with a discount of 10% and a profit of 20%?
What is the value of the question mark (?) in the equation 5 * 30 ÷ √144 x 20 = ?
What is the value of the question mark (?) in the equation 5 * 30 ÷ √144 x 20 = ?
How many total students are there in the school if 360 students passed and 66.66% of boys who passed equals 160?
How many total students are there in the school if 360 students passed and 66.66% of boys who passed equals 160?
What will come in the place of the question mark (?) in the equation 0.26 x 50 + 132 = ?
What will come in the place of the question mark (?) in the equation 0.26 x 50 + 132 = ?
What is the largest of three consecutive numbers whose squares sum up to 1085?
What is the largest of three consecutive numbers whose squares sum up to 1085?
What is the speed of the stream if the boat's speed in still water is 12 km/h and the time taken downstream equals the time taken upstream?
What is the speed of the stream if the boat's speed in still water is 12 km/h and the time taken downstream equals the time taken upstream?
What is the present age of A if it is 14 years more than B and their age ratio was 2:1 twelve years ago?
What is the present age of A if it is 14 years more than B and their age ratio was 2:1 twelve years ago?
What is the value of the second discount percentage x if the selling price after two discounts is Rs. 1470?
What is the value of the second discount percentage x if the selling price after two discounts is Rs. 1470?
Flashcards
Work rate of A & B
Work rate of A & B
A can complete a work in 24 days, and B in 18 days. Finding the combined work rate if they work together.
Equal profit sharing
Equal profit sharing
P invested Rs. 21000 and Q, invested Rs. 28000 in a business. Profit is shared equally at the end of the year. Find the time Q joined the business.
Cost price with discount and profit
Cost price with discount and profit
Marked price Rs. 800, discount 10%, profit 20%. Determine the cost price of the article.
Percentage of passed students
Percentage of passed students
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Consecutive squares
Consecutive squares
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Ratio of marks
Ratio of marks
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Speed of boat stream
Speed of boat stream
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Age problem
Age problem
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Successive Discounts
Successive Discounts
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Difference in Simple Interest
Difference in Simple Interest
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Average of 25 numbers
Average of 25 numbers
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Increased average by 5
Increased average by 5
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Percentage calculation
Percentage calculation
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Total patients admitted
Total patients admitted
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Patient Ratio calculation
Patient Ratio calculation
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Number series
Number series
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Wrong Number in Series
Wrong Number in Series
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25 numbers average increased by 5
25 numbers average increased by 5
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Percentage of total patients admitted in March
Percentage of total patients admitted in March
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Difference between total male patients
Difference between total male patients
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Male/Female patients admitted in June
Male/Female patients admitted in June
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Ratio of total patients
Ratio of total patients
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Percentage of patients in May
Percentage of patients in May
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√256
√256
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25% of 256
25% of 256
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274 - 141
274 - 141
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36% of 250
36% of 250
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240 x 2.5
240 x 2.5
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65 x 2/13
65 x 2/13
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√225
√225
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4080 ÷ (x + 17)
4080 ÷ (x + 17)
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31.5 - 3.5 x 12
31.5 - 3.5 x 12
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945 ÷ 35
945 ÷ 35
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60% of 700
60% of 700
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30 ÷ (x)
30 ÷ (x)
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√144
√144
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85% of 120
85% of 120
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(0.9)^2
(0.9)^2
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132 + 72
132 + 72
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132 ÷ 12
132 ÷ 12
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26% of 50
26% of 50
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10 + 2.9
10 + 2.9
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(132 + 72) ÷ 12
(132 + 72) ÷ 12
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9²
9²
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0.26 x 50
0.26 x 50
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Study Notes
Question 31
- A can complete a task in 24 days.
- B can complete the same task in 18 days.
- A starts working alone for 4 days.
- B joins A after 4 days.
- Total time to complete task: 12 days.
Question 32
- P invests Rs. 21000.
- Q joins the business after a few months with Rs. 28000.
- Profit share of P and Q is equal at the end of one year.
- Q joined the business after 4 months.
Question 33
- Marked price of an item: Rs. 800.
- Discount given: 10%.
- Shopkeeper gains 20%.
- Cost price of the item: Rs. 720.
Question 34
- Total students who passed the exam: 360.
- 60% of total boys passed.
- 40% of total girls passed.
- 66 2/3% of passed boys = 160
- Total students in the school: 960.
Question 35
- Sum of squares of three consecutive numbers: 1085.
- Largest number: 21.
Question 36
- Ria, Ram, and Pooja got a total of 74 marks.
- Ratio of Ria's marks to Pooja's marks: 4:5.
- Ratio of Pooja's marks to Ram's marks: 3:2.
- Total marks scored by Ram: 20.
Question 37
- Speed of boat in still water: 12 km/hour.
- Time taken to cover 20 km downstream = time taken to cover 10 km upstream.
- Speed of the stream: 4 km/hour.
Question 38
- Present age of A is 14 years more than B.
- 12 years ago, ratio of A's age to B's age was 2:1.
- Present age of A: 32 years.
Question 39
- Marked price of an article: Rs. 2450.
- Successive discounts of 20% and x%.
- Selling price of the article: Rs. 1470.
- Value of x: 15%.
Question 40
- A and B invested equal amounts.
- A invested at 12% p.a.
- B invested at 18% p.a.
- Difference in interests received by A and B: Rs. 1440.
- Total amount invested by A and B together: Rs. 9600.
Question 41
- Average of 25 numbers: 90.
- Average increases by 5 after adding a new number.
- New number: 300.
Question 42
- Total patients admitted in A in March: 1505.
- Total patients admitted in all three hospitals in May: 2864 + 2228 + 2408 = 7480
- Percentage of total patients admitted in A in March: 20%.
Question 43
- th of total patients admitted in B in March are female: 1/4.
- 60% of total patients admitted in A in April are female.
- Difference = (Total male patients admitted in A in April + Total male patients admitted in B in March) - (Total patients admitted in C in May)
Question 44
- 956 of total patients admitted in C in March are female.
- Total male patients admitted in C in June are 20% more than total male patients admitted in C in March.
- Total patients admitted in June in C is 872 more than total patients admitted in B in May
- Total female patients admitted in C in June: 1300.
Question 45
- Ratio of (Total patients admitted in A in April) and (Total patients admitted in all hospitals in May): 14:37.
Question 46
- Total patients admitted in A in May: 2864
- Total patients admitted in B & C in April: 1976+2228+2804 = 6918
- Percentage: 41%.
Question 47
- Wrong number in the series 27, 48, 80, 134, 221, 355, 538 : 355,
Question 48
- Wrong number in the series 215, 200, 250, 175, 275, 150, 300 : 150
Question 49
- Wrong number in the series 550, 4400, 110, 440, 24, 44, 4.4 : 4400
Question 50
- Wrong number in the series 146, 145, 149, 122, 138, 15, 49 : 15
Question 51
- Wrong number in the series 1.7, 3.0, 5.6, 9.5, 14.7, 21.8, 29 : 29
Question 52
- Calculation to fill in question mark in √256 25% of 256 +
× 8 = ? + 10 . Answer:64 4
Question 53
- Calculation to fill in question mark in 274-141= ? +98 . Answer:31
Question 54
- Calculation to fill in question mark in 36% of 250 +26+2×?=207 . Answer:8
Question 55
- Calculation to fill in question mark in 2^240 x 2.5 + 65 = ?^2 - √225 . Answer: 27
Question 56
- Calculation to fill in question mark in 4080÷(?+17)=102+2 . Answer:23
Question 57
- Calculation to fill in question mark in 31.5 × 3.5 × 12 – 8 = ?^2 . Answer:35
Question 58
- Calculation to fill in question mark in 945 ÷ 35 x 20 = ? . Answer:540
Question 59
- Calculation to fill in question mark in 60% of 700-450-85% of 120 = ? . Answer:64
Question 60
- Calculation to fill in question mark in 30 ÷ 5/12 + √144 x 20 = ? . Answer: 380
Question 61
- Calculation to fill in question mark in 4/1 2 16 = (27 + 45/35 + 3) /21= ? . Answer: 5
Question 62
- Calculation to fill in question mark in (0.9)^2 x 10 +2.9 = ? + 132/12 . Answer :2
Question 63
- Calculation to fill in question mark in 26 % of 50 ×5 ÷ 26 = ? . Answer: 2.5
Question 64
- Calculation to fill in question mark in (132+72) ÷12 x 17 = ? + 92 . Answer: 168
Question 65
- Calculation to fill in question mark in 0.26 x 50 + 132 = ?. Answer: 182
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