12% of $90
Percents of Increase and Decrease

Quiz
•
Mathematics
•
8th - 9th Grade
•
Hard
Barbara White
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
$12
$78
$10.80
$102
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Increase $90 by 12%
$10.80
$102
$100.80
$90.12
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kate scored 54 out of 60 in her maths exam. What is this as a percent?
0.9
54%
90%
60%
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A book is advertised as 20% off. If it cost $70 at the register, how much was it originally?
$90
$84
$87.50
$50
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
My dog's weight is now 125% of what she weighted one year ago. If her weight then was 30kg, what is her weight now?
31.25
30.125
37.5
37.125
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Decrease 500 by 30%
470
350
499.70
150
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The average number of shirts sold in the shop was 285 every day in summer. As the temperature was lower and lower, the average number of shirts decreased to 114 every day. What was the percentage decrease of in the average number of shirts sold in the shop?
60%
40%
150%
171%
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