Math Word Problems for 10th Class
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Questions and Answers

What is the result of the function f(6,7)?

  • 49
  • 63
  • 91 (correct)
  • 42

How many full soda bottles can Diki drink from 77 empty soda bottles?

  • 19
  • 20 (correct)
  • 21
  • 22

Why won’t James celebrate his birthday in 2000, even though he was born on February 29?

  • 2000 was not a leap year (correct)
  • He missed the celebration in 1900
  • He will be 100 years old
  • He was not born on a leap year

What is 1/10 of 400?

<p>40 (A)</p> Signup and view all the answers

What fraction of 40 is 10?

<p>1/4 (A)</p> Signup and view all the answers

What were the chances of picking a person whose birthday is on Sunday from a group of 14,500?

<p>1 in 7 (D)</p> Signup and view all the answers

How many soda bottles does Diki initially return to receive full bottles?

<p>77 (A)</p> Signup and view all the answers

What is the average speed of the freight train if a passenger train overtakes it after traveling for 4 hours at 16 km/hr?

<p>30 km/hr (D)</p> Signup and view all the answers

How many more days are required to complete the painting job after adding more painters to the team?

<p>8 days (B)</p> Signup and view all the answers

If the average of 5 quantities is 6 and the average of 3 of them is 8, what is the average of the remaining two numbers?

<p>3.5 (A)</p> Signup and view all the answers

After 2 hours of travel, how long did the passenger train take to overtake the freight train?

<p>4 hours (C)</p> Signup and view all the answers

What total effort in man-days is required for 7 painters to complete a job in 50 days?

<p>350 man-days (B)</p> Signup and view all the answers

If a freight train travels at an average speed of 30 km/hr, how far does it travel in 6 hours?

<p>210 km (D)</p> Signup and view all the answers

What is the total number of man-days remaining to complete the job after 7 painters worked for 10 days?

<p>280 man-days (C)</p> Signup and view all the answers

If after adding more painters the team has a total of 28 painters, how many additional painters were added?

<p>21 (D)</p> Signup and view all the answers

If the probability of selecting a pink or yellow bean is one third, what is the complementary probability of selecting another color?

<p>2/3 (C)</p> Signup and view all the answers

What time will it be when the hour hand has moved through an angle of 10 degrees from 2:30?

<p>2:50 (B)</p> Signup and view all the answers

What is the next number in the series: 1, 2, 10, 37, 101?

<p>156 (B)</p> Signup and view all the answers

If pipes A and B can fill a tank in 20 and 30 minutes respectively, how long will it take A, B, and C to fill the tank when C empties it in 15 minutes?

<p>50 minutes (D)</p> Signup and view all the answers

Which fraction represents the probability of drawing a yellow bean if one third of the beans are pink or yellow?

<p>1/4 (A)</p> Signup and view all the answers

In a series consisting of 1, 2, 10, 37, and 101, what mathematical pattern is being followed?

<p>Addition of consecutive odd numbers (B)</p> Signup and view all the answers

If two pipes fill a tank and a third pipe empties it, which factor would affect the total time to fill the tank?

<p>The capacity of the tank (B)</p> Signup and view all the answers

At what time would the hour hand of a clock be at 10 degrees after 2:30?

<p>2:35 (A)</p> Signup and view all the answers

Flashcards

Leap Year Birthdays

A person born on February 29th celebrates their birthday only during leap years.

Recycling Soda Bottles

For every 5 empty soda bottles, a full bottle of soda is received for recycling.

Probability of a Sunday Birthday

The chance of a randomly selected person's birthday being on a Sunday is 1/7 (approximately 14%).

Simple Ratio

Calculating one value based on a ratio and a known value.

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Calculating from a ratio

If there are 5 empty containers of a drink and one full container is given for exchange, then 77 / 5 =15 remainder 2.

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Sequence Progression

Identifying a pattern in a numerical sequence.

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Birthday Calculation

Calculate the birthday based on the year a person was born and the current year.

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Probability in a Stadium

Calculating the odds of a particular event (e.g., birthday being on a Sunday) occurring from a group of people in a large crowd.

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Average Speed

The average speed of an object is the total distance traveled divided by the total time taken.

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Overtaking Time

The time it takes for a faster object to catch up to a slower object traveling in the same direction.

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Work Rate

The rate at which work is completed, often measured in units of work per unit of time.

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Combined Work

The total work completed when multiple workers or teams combine their efforts.

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Average of Numbers

The sum of a set of numbers divided by the total number of values in the set.

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Freight Train Speed

The speed of a freight train is the distance traveled divided by the time taken.

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Passenger Train Speed

The speed of a passenger train is the distance traveled divided by the time taken.

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Man-Days

A unit of work measurement representing one person working for one day.

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Probability of an Event

The likelihood of a specific outcome occurring, often expressed as a fraction or percentage.

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Ratio Calculation

Determining a value based on a known ratio and given information.

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Fraction Calculation

Adding, subtracting, or simplifying parts of a whole.

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Hour Hand Movement

Calculating the time elapsed given the movement of a clock's hour hand.

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Complete a Numerical Sequence

Determine the pattern in a series of numbers and predict the next value.

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Combined Rate of Work

Calculating the time it takes for multiple entities working simultaneously to complete a task.

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Roman Numeral Conversion

Converting Roman numerals to Arabic numerals.

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Finding the Missing Value

Using a pattern or formula to determine a missing number in a given set.

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Study Notes

NNPC Graduate Recruitment Test Study Notes

  • This study pack is designed to help prepare for the NNPC graduate recruitment test.
  • The format of the test typically includes four sections: Diagrammatic Reasoning, Verbal Reasoning, Quantitative Reasoning, and Spatial Reasoning.
  • Field-specific questions, categorized as General Knowledge, may also appear.
  • The test comprises 120 questions to be answered within 120 minutes (one question per minute).
  • Quantitative Reasoning section includes 300 past questions for practice.
  • Calculators are often not allowed during the test.
  • Practicing with a timed approach, using 30 questions and 30 minutes, is recommended to assess speed and accuracy.
  • Numerical reasoning problem solving questions are included for practice
  • The test was last updated in 2017.

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Description

Test your skills with this quiz featuring various math word problems suitable for 10th class students. The questions cover topics like functions, averages, fractions, and travel speed, challenging your problem-solving abilities. See how well you can apply mathematical concepts to real-life scenarios!

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