PSLE Look at the graph and answer the following questions.
- How many notebooks did the shop sell in February?
- The number of notebooks sold in May was an 60% decrease from the number sold in April. How many notebooks were sold in May?
(a)
Number of notebooks sold in February = 45
(b)
Total number of notebooks sold in May as compared to April
= 100% - 60%
= 40%
100% → 10
1% → 10 ÷ 100 = 0.1
40% → 40 x 0.1 = 4
Number of notebooks sold in May = 4
Answer(s): 45; (b) 4