EVALUATE
Identify the base, rate, and percentage. Then, find the value of the unknown.
Base
Rate
Percentage
2
3
4.
5.
Given
30% of nis 18
240 is n% of 400
24 is 30% of n
225 is 25% of n
70% of n is 14 7
113 is 13% of n
28% of n is 196
35% of n is 1200
175.5 IS 11% of n
nis 40% of 65
6
7
8
9
10
B.
Solve.
If Justin scored 75% on a 20 point test, how many point
did he miss? How many
Answer:
A:
1. Given: 30% of n is 18
Base: n= 60
Percentage: 18
Rate: 30%
2. Given: 240 is n% of 400
Base: 400
Percentage: 240
Rate: n= 60%
3. Given: 24 is 30% of n
Base: n= 80
Percentage: 24
Rate: 30%
4. Given: 225 is 25% of n
Base: n= 900
Percentage: 225
Rate: 25%
5. Given: 70% of n is 147
Base: n= 210
Percentage: 147
Rate: 70%
6. Given: 113 is 13% of n
Base: n= 869.2307692 or 869.23
Percentage: 113
Rate: 13%
7. Given: 28% of n is 196
Base: n= 700
Percentage: 196
Rate: 28%
8. Given: 35% of n is 1200
Base: n= 3,428.571429 or 3,428.57
Percentage: 1200
Rate: 35%
9. Given: 175.5 IS 11% of n
Base: n= 1,595.454545 or 1,595.45
Percentage: 175.5
Rate: 11%
10. Given: n is 40% of 65
Base: 65
Percentage: n= 26
Rate: 40%
