Integers and Equations
Carlos is playing a video game where he can gain or lose points. On Monday, he lost 15 points. On Tuesday, he gained 22 points. On Wednesday, he lost 6 points.
What is Carlos’s total point change after the three days?
1 point
Uncle Lester's age is a 2-digit number which is divisible by 6 and a multiple of 8. He is younger than 40 years old. How old is he?
24 years old
Linda spent 3/4 of her savings on furniture and the rest on a TV. If the TV cost her $200, what were her original savings ?
$800
Shawn is helping to design a circular garden for his school. The garden will have a diameter of 6.5 meters.He needs to find out how much space the garden will cover so he can order the right amount of soil. What is the area of the garden?
33.17 m²
N is a number such that when multiplied by 0.75 gives 1. Which number is equal to N?
4/3 or 1.33
Emma has 3 times as many marbles as Liam. Together, they have 48 marbles. Write an equation and find how many marbles Emma has.
x + 3x = 48
Emma has 36 marbles.
Josh chose a number 100n. What is the value of n so that the entire number is divisible by 3, 4 and 6?
8
Sarah baked a cake and cut it into 12 equal slices. She gave 1/3 of the cake to her friends and ate 1/4 of the remaining cake herself.
How many slices did Sarah eat?
2 slices
A car is traveling 75 kilometers per hour. How many meters does the car travel in one minute ?
1,250 meters per minute
John had a stock of 1200 books in his bookshop. He sold 75 on Monday, 50 on Tuesday, 64 on Wednesday, 78 on Thursday and 135 on Friday. What percentage of the books were not sold ?
66.5%
Jason had three times as many comic books as Alex at first. After Jason gave 5 comic books to Alex, Jason had twice as many comic books as Alex.
How many comic books did Jason have at the beginning?
45 comic books
A roulette wheel is divided into 4 equal sections colored red, blue, green, and yellow. A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. You spin the roulette wheel once and then pick one marble at random from the bag. What is the probability that: The roulette lands on red AND the marble picked is not blue?
7/40 or 17.5%
A ribbon measuring 7 1/2 meters is cut into pieces, each piece measuring 2/3 meters.
How many pieces of ribbon can be cut?
11 1/4 or 11.25
The rectangular playground in Tim's school is three times as long as it is wide. The area of the playground is 75 square meters. What is the perimeter of the playground ?
40 meters
Stuart bought a sweater on sale for 30% off the original price and another 25% off the discounted price. If the original price of the sweater was $30, what was the final price of the sweater ?
$15.75