PSLE The graph shows the number of puffs sold each month by a new bakery from July to December.
- How many more puffs were sold in October than in August?
- What was the percentage increase in the number of puffs sold in November compared to July?
(a)
Number of puffs sold in August = 230
Number of puffs sold in October = 430
Number of more puffs sold in October than in August
= 430 - 230
= 200
(b)
Number of puffs sold in July = 100
Number of puffs sold in November = 550
Increase in the number of puffs sold in November compared to July
= 550 - 100
= 450
Percentage increase in the number of puffs sold in November compared to July
=
450100 x 100%
= 450%
Answer(s): (a) 200; (b) 450%