PSLE Look at the graph and answer the following questions.
- How many highlighters did the shop sell in February?
- The number of highlighters sold in May was an 20% decrease from the number sold in April. How many highlighters were sold in May?
(a)
Number of highlighters sold in February = 50
(b)
Total number of highlighters sold in May as compared to April
= 100% - 20%
= 80%
100% → 45
1% → 45 ÷ 100 = 0.45
80% → 80 x 0.45 = 36
Number of highlighters sold in May = 36
Answer(s): 50; (b) 36