PSLE Look at the graph and answer the following questions.
- How many rulers did the shop sell in August?
- The number of rulers sold in November was an 60% decrease from the number sold in October. How many rulers were sold in November?
(a)
Number of rulers sold in August = 40
(b)
Total number of rulers sold in November as compared to October
= 100% - 60%
= 40%
100% → 45
1% → 45 ÷ 100 = 0.45
40% → 40 x 0.45 = 18
Number of rulers sold in November = 18
Answer(s): 40; (b) 18