Solving Proportions 1
1/4 = x/20
x=5
x/3 = 16/12
x=4
A bag of 5 apples costs $3.75. What is the cost per apple?
5/3.75 = 1/x
x=$0.75
(20%)/100=x/200
x=40
Who wrote Hamlet?
Shakespeare
20/14 = 10/x
x=7
9/5 = x/45
x=81
5 movie tickets cost $45. How much would 8 tickets cost?
5/45=8/x
x=$72
20 is 40% of what number?
(40%)/100=20/x
x=50
What organism makes bread rise?
Yeast
8/x = 88/22
x=2
x/1.2=4.62/0.88
x=6.3
A baker uses 6 cups of flour to bake 3 loaves of bread. How much flour is needed for 10 loaves?
6/3=x/10
x=20 c u p s
What percent of 200 is 46?
(x%)/100=46/200
x=23%
What country's capital is Lima?
Peru
7/9=(c+20)/9
What is -13
(2x-5)/16=5/7
What is 8.21
A tank can be filled with 500 gallons of water in 4 hours. How much water is filled per hour?
500/4=x/1
x=125 g a l
Peter got a 23 out of 25 on his test. What was his grade as a percentage?
(x%)/100=23/25
92%
What element's symbol is Mg?
Magnesium
(x-10)/23=7/8
What is 30.12
17/(9k-9)=5/7
What is 3.64
A car travels 240 miles on 8 gallons of gas. How many miles per gallon does the car get?
240/8=x/1
x=30 mi
You tip Mr. Cortez $24 at a restaurant (thanks!) You gave him a 25% tip of the bill. How much was the whole bill?
(25%)/100=24/x
x=$96
What is the least populated state in the U.S.?
Wyoming