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elena-14-01-66 [18.8K]
3 years ago
11

In January, Mr Tan's students read 20 books. In Febuary, they read 15 books. What is the percent increase or decrease in the num

ber of books they read?
A. 5% decrease
B. 15% increase
C. 25% increase
D. 25% decrease​
Mathematics
1 answer:
vovikov84 [41]3 years ago
6 0

Answer:

D. 25% decrease

Step-by-step explanation:

Since it's clear that they read less books to find how much it decreased we multiply 100 with 15 then divide it by 20

100 × 15 ÷ 20 = 75 this result shows a 25% decrease.

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