PSLE The graph shows the number of biscuits sold each month by a new bakery from July to December.
- How many less biscuits were sold in September than in July?
- What was the percentage decrease in the number of biscuits sold in October compared to August?
(a)
Number of biscuits sold in July = 750
Number of biscuits sold in September = 540
Number of less biscuits sold in September than in July
= 750 - 540
= 210
(b)
Number of biscuits sold in August = 600
Number of biscuits sold in October = 450
Decrease in the number of biscuits sold in October compared to August
= 600 - 450
= 150
Percentage decrease in the number of biscuits sold in October compared to August
=
150600 x 100%
= 25%
Answer(s): (a) 210; (b) 25%