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 80% increase from the number sold in October. How many pens were sold in November?
(a)
Number of pens sold in September = 35
(b)
Total number of pens sold in November as compared to October
= 100% + 80%
= 180%
100% → 30
1% → 30 ÷ 100 = 0.3
180% → 180 x 0.3 = 54
Number of pens sold in November = 54
Answer(s): (a) 35; (b) 54