Proportions
Find x.
2/6 = 10/x
x = 30
67 is 100% of what?
67
2x + 5 = 13
x = 4
−6n − 2n = 16
n = -2
eight times a number minus 4
8x - 4
Find x.
5/12 = 15/x
x = 36
What is 10% of 50?
5
5x = 25
x = 5
5x - 2 = 3x + 4
x = 3
five less than one third of a number
1/3x - 5
One package of blueberries costs $3. How many packages of blueberries can you buy for $9?
You can buy 3 packages
What is 30% of 72?
21.6
5 = w/10
x = 50
t = 1
Martha has twice as much money as Heidi. Together they have $36. How much money do they each have?
Heidi has $12
Martha has $24
Jenny was planning a trip to the United Arab Emirates. Before going, she did some research and learned that the exchange rate is 4 Dirhams for every $1. How many Dirhams would she get if she exchanged $5?
20 Dirhams
At a sale, shirts were sold for $15 each. This price was 80% of their original price. What was the original price?
$18.75
3(x + 2) = 15
x = 3
9n - 6 = 5n + 18
n = 6
The length of a rectangle is twice its width. If the perimeter is 60, find the dimensions of the rectangle.
Piece 1 (X1) = 28 inches long
Piece 2 (X2) = 32 inches long
Molly bought two heads of cabbage for $1.80. How many heads of cabbage can Willie buy if he has $28.80?
32 heads of Cabbage
There are 32 students in a class. Nine of those students are women. What percent are men?
(round to the nearest tenth)
71.9% (rounded to nearest tenth)
5 + x = 3
x = -2
r + 11 + 8r = 29
r = 2
50 + 1/3x
Fifty increased by one third of a number