Proportions
2/4 = x/12
x = 6
-3 + -4 =
-7
x + 9 = 21
x = 12
What is the probability of getting tails when flipping a coin?
1/2
If the radius is 3cm, what is the diameter?
6cm
3/9 = 5/x
x = 15
-5 + 10 =
5
x/4 = 10
x = 40
What is the probability of landing on the number 3 on a regular number cube?
1/6
If the diameter is 20in, what is the radius?
10 inches
Mrs. Hansen spends $12 for 3 Diet Peach Tea Snapples. What is the price per Diet Peach Tea Snapple (unit price)?
$4
-9 x -9 =
81
2x + 4 = 20
x = 8
What is the probability of landing on a number greater than 6 on a regular number cube?
0
If the diameter is 15cm, what is the radius?
7.5 cm
It takes Damian 30 minutes per day to choose which mask he will wear. At this rate, how many minutes does it take him each week to pick a mask (there are 7 days in a week)?
210 minutes
4 - (-2) =
6
-3x - 8 = 10
x = -6
Mrs. Hansen flips a coin and rolls a regular number cube. How many total outcomes are there? (HINT: DRAW A TREE DIAGRAM)
12 total outcomes
A circle has a radius of 5 inches. What is the circumference? (Use 3.14 for pi)
31.4 inches
A recipe calls for 1/2 cup of sugar for every 1/3 cup of flour. How many cups of sugar are needed for 3 cups of flour?
4.5 cups of sugar
-5 - 6 =
-11
4(x + 5) = 16
x = -1
At lunch, you can choose the following: Water or Milk to drink; Salad, Chips or Fruit as a side dish; Sandwich, Pizza or Soup as main course
What is the probability of choosing soup? (HINT: DRAW A TREE DIAGRAM!)
6/18 = 1/3
A circle has a diameter of 18 cm. What is the area? (Use 3.14 for pi)
254.34 cm2