Arithmetic with Decimals
Perimeter and Area
Equations and Expressions
Ratios
Assorted Questions
100
5.3 + 6.42
What is 11.72
100
The formula for the area of a rectangle.
What is length * width.
100
True or false: The number 5 is a variable.
What is false.
100
Cyrus has 3 shirts for every 2 shirts Shemar has. Write the ratio for Cyrus’s shirts to Shemar’s shirts.
What is 3:2.
100
A triangle has a base of 8 units and a height of 5 units. Write the area of the triangle.
What is 20 (Area of a triangle = .5 * base * height).
200
Set up (but don’t solve): John earns $12.25 per hour. If he worked 52.3 hours this week, how much money did he make?
What is 12.25*52.3
200
The number of quadrants in the coordinate plane.
What is 4.
200
2x + 2 = 18. The value of x.
What is 8.
200
Write a ratio equivalent to 20:8.
What is 10:4 or 5:2.
200
Show an example of the commutative property.
(Answers may vary. Of the form a + b = b + a or ab = ba)
300
Set up (but don’t solve): A recipe makes 7.5 cookies. If the recipe cals for .625 cups of flour, how much flour is in each cookie?
What is .625/7.5
300
True or False: All rectangles are squares.
What is false.
300
John drives 30 miles per hour. If John is on the road for h hours, write an expression for the total distance John drives.
What is 30h or 30*h.
300
In a 12-man race, Saeed finished 5th. Write the ratio of runners that finished before Saeed to the number that finished after Saeed.
What is 4:7.
300
A rectangle has width 2x and length 4y. Write a simplified expression for the area of this rectangle.
What is 8xy.
400
Write 3/4 * 2/5 - .2 in decimal form.
What is .1
400
An equilateral triangle has one side with length 15. Find the total perimeter.
What is 45
400
3x + 8y = 15. If y = 3, solve for x.
What is -3.
400
There are 41 basketballs for every 12 soccer balls. There are 318 soccer balls and basketballs combined. Write the number of soccer balls.
What is 72.
400
Mr. G rides his bike to and from PMP every day except for when it rains. He lives m miles away from IS392 and it has rained on 8 days of the program during the first four weeks. Write an expression to calculate the total distance he has ridden during the first four weeks (to AND from IS392).
What is 24d.
500
Provide a reasonable estimate for the answer to the following problem (but do not solve): Jane buys a protein shake after she leaves the gym. A protein shake costs $4.70. If Jane works out 24 times at the gym this month, how much will spend on protein shakes this month?
What is 5*24 = $120. (Answers might vary)
500
A rectangle is 6 by 4. Find the difference between the area of the rectangle and its perimeter.
What is 4. (Area is 4*6 = 24, perimeter = 4 + 6 + 4 +6 = 20; 24 - 20 = 4).
500
Write an example of the distributive property.
(Answers may vary. Of the form a(b + c) = ab + ac)
500
The ratio of red candies to blue candies to green candies is 7:3:2. There are 4 pounds of candy in all. Write the amount of blue candy.
What is 1 pound of blue candy.
500
Find the integer between 2 and 6 such that (x+3)/2^x = 1/4. (I’ll write it on the board for clarity).
What is 5.
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