PSLE Look at the graph and answer the following questions.
- How many highlighters did the shop sell in September?
- The number of highlighters sold in November was an 40% increase from the number sold in October. How many highlighters were sold in November?
(a)
Number of highlighters sold in September = 25
(b)
Total number of highlighters sold in November as compared to October
= 100% + 40%
= 140%
100% → 25
1% → 25 ÷ 100 = 0.25
140% → 140 x 0.25 = 35
Number of highlighters sold in November = 35
Answer(s): (a) 25; (b) 35