PSLE Look at the graph and answer the following questions.
- How many markers did the shop sell in September?
- The number of markers sold in November was an 60% increase from the number sold in October. How many markers were sold in November?
(a)
Number of markers sold in September = 30
(b)
Total number of markers sold in November as compared to October
= 100% + 60%
= 160%
100% → 20
1% → 20 ÷ 100 = 0.2
160% → 160 x 0.2 = 32
Number of markers sold in November = 32
Answer(s): (a) 30; (b) 32