Math problems

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Questions and Answers

Which mathematical statement yields a product of 18?

  • $(4 + 2) \times 5$
  • $4 + 5 \times 2$
  • $(4 + 5) \times 2$ (correct)
  • $5 + 2 \times 4$

How many square centimeters are equivalent to one square meter?

  • 10 cm²
  • 10,000 cm² (correct)
  • 100 cm²
  • 1,000 cm²

Yusuf flips a coin four times, each resulting in the picture side. What is the probability of getting the picture side on the fifth flip?

  • 1/2 (correct)
  • 1/12
  • 1
  • 0

Which number is not equivalent to the others?

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

A 16-page sports magazine has ads occupying approximately $\frac{3}{8}$ of the pages. How many pages do not contain ads?

<p>13 (B)</p> Signup and view all the answers

How many eighths are there in the number $4 \frac{3}{8}$?

<p>35 (C)</p> Signup and view all the answers

Amjad spends 43.50 Riyals to buy 6 tickets. What is the cost of one ticket?

<p>7.25 Riyals (D)</p> Signup and view all the answers

Ahmed intends to purchase land as depicted below. Determine the total area of the land.

<p>5,200 m² (A)</p> Signup and view all the answers

Solve: $2^4 + 3^2 = $ ?

<p>25 (D)</p> Signup and view all the answers

There are 9 sparrows on a wire. Three more sparrows join them, but then five sparrows fly away. How many sparrows remain on the wire?

<p>7 (A)</p> Signup and view all the answers

Nine sixth-graders compete against nine fifth-graders in table tennis. If each sixth-grader plays each fifth-grader once, how many matches are played?

<p>81 games (C)</p> Signup and view all the answers

Express the number 'three hundred sixteen million, thirty-five thousand, four hundred fifteen' in numeric form.

<p>316,035,415 (D)</p> Signup and view all the answers

A land area measures 4 $km^2$. What is its area in square meters?

<p>4,000,000 $m^2$ (D)</p> Signup and view all the answers

A photographer can develop 2 films in 18 minutes. At the same rate, how long will it take to develop 8 films?

<p>1 hour 12 min (B)</p> Signup and view all the answers

On a bus with 42 passengers, $\frac{2}{21}$ of them are children. How many children are on the bus?

<p>4 children (D)</p> Signup and view all the answers

Khalid invites 60 guests to his party. If each table seats 5 guests, how many tables are needed?

<p>12 tables (D)</p> Signup and view all the answers

Filling the car's fuel tank costs 97.62 Riyals. Adam pays with a 100 Riyal bill. Approximately how much change should he receive?

<p>3 Riyals (D)</p> Signup and view all the answers

Faisal wishes to tile a room as per the dimensions given in the figure. How many square meters of tiles are needed?

<p>24 (B)</p> Signup and view all the answers

Khalid plays 8 matches. In half the matches he scores 1 goal each, and in the other half, he scores 2 goals each. How many total goals does Khalid score?

<p>12 goals (D)</p> Signup and view all the answers

Out of 14 students, 6 wear yellow shirts. If total student number is 21, how many will wear yellow shirts?

<p>9 students (D)</p> Signup and view all the answers

Flashcards

Product equal to 18

A mathematical statement where multiplying the numbers results in 18. (4+5) x 2 = 18

Square Centimeters in a Square Meter

One square meter contains 10,000 square centimeters.

Probability of a Coin Toss

The probability remains 1/2, as each coin toss is independent of previous outcomes.

Number Equivalency

4% is the number not equal to the others

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Magazine Ad Pages

Ads occupy 3/8 of 16 pages. So the pages left are 10.

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Eighths in a Number

There are 35 eighths in the number 4 3/8.

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Price per Ticket

Divide the total cost by the number of tickets. 43.50 / 6 = 7.25

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Total Area of Land

The total area is 5,200 m²

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Evaluate Exponents

2 squared + 3 squared = 13

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Sparrows on a Wire

3 sparrows joined them and at the same time , 5 sparrows flew away. 9+3-5 = 7

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Individual Table Tennis Matches

If every sixth grader played every fifth grader only once, how many matches were played? 9 * 9 = 81 games

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Number Formatting

316035415

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Area Square Meters

Area will be 4,000,000

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Film rate

Number of films/mins = X films/mins

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Kids math

If people/kids

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Guest Table

60 guests at 5/table = 12-table

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Money

Change received = 2.38

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Tiling

Room total = 12

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Game time

Goals Scored = 12

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Ratios

People wear Yellow= 9

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Study Notes

  • (4 + 5) × 2 mathematical statement has a product equal to 18.
  • 10,000 square centimeters are in one square meter.
  • The probability that Yusuf will get the picture side if he throws the coin for the fifth time is 1/2.
  • 4% is not equal to the rest of the others (0.4, 40% and 2/5).
  • If a sports magazine consists of 16 pages and ads occupy about 3/8 of the number of pages, then 12 1/2 pages do not contain ads.
  • There are 35 eighths in the number 4 3/8.
  • If Amjad paid 43.50 Riyals to buy 6 tickets for him and his family to attend the match, then the price of one ticket is 7.25 Riyals.
  • If Ahmed plans to buy land according to the plot data in the figure provided, then the total area of the land is 5,200 m².
  • 2^4 + 3^2 = 25.
  • If one of the wires of the electric pole on the main street has 9 sparrows, 3 sparrows joined them and at the same time, 5 sparrows flew away, then 7 birds are left on the wire.
  • If 9 sixth graders compete with 9 fifth graders in individual table tennis and every sixth grader played every fifth grader only once, then 81 matches were played.
  • The number three hundred sixteen million, thirty-five thousand, four hundred and fifteen is written as 316,035,415.
  • A land that has an area of 4 km² has an area of 4,000,000 m².
  • If a photographer can make two films in 18 minutes, it takes 1 hour 12 min to make 8 films at the same rate.
  • If the number of passengers on the bus is 42, and 2/21 of them are children, then 4 children are on the bus.
  • If Khalid invited 60 guests to his party and each table accommodates 5 guests, then Khalid needs 12 tables.
  • If the cost of filling the car's fuel tank was 97.62 Riyals and Adam paid using a 100 Riyal bill, then he received about 2 Riyals change.
  • If Faisal wanted to tile a room with the dimensions in the figure provided, it takes 24 square meters to tile the entire room.
  • If Khalid played 8 matches in the Matt competition, in half of the matches he scored one goal in each match, while in the other half of the matches, he scored two goals in each match, then Khalid scored 12 goals in all the matches.
  • Out of 14 students, 6 students wear yellow shirts - if this pattern continues, then 9 students will wear a yellow shirt if the total number of students is 21 students.
  • 111,111 is divisible by 3.
  • If Khalid wants to buy a TV worth 3,250 Riyals before the discount, and currently has a 20% discount on it, then the price after the discount is 2,600 Riyals.

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