PSLE Look at the graph and answer the following questions.
- How many pens did the shop sell in September?
- The number of pens sold in November was an 50% increase from the number sold in October. How many pens were sold in November?
(a)
Number of pens sold in September = 45
(b)
Total number of pens sold in November as compared to October
= 100% + 50%
= 150%
100% → 10
1% → 10 ÷ 100 = 0.1
150% → 150 x 0.1 = 15
Number of pens sold in November = 15
Answer(s): (a) 45; (b) 15