PSLE The graph shows the number of wafers sold each month by a new bakery from July to December.
- How many less wafers were sold in August than in November?
- What was the percentage decrease in the number of wafers sold in October compared to July?
(a)
Number of wafers sold in August = 360
Number of wafers sold in November = 230
Number of less wafers sold in August than in November
= 360 - 230
= 270
(b)
Number of wafers sold in July = 500
Number of wafers sold in October = 250
Decrease in the number of wafers sold in October compared to July
= 500 - 250
= 250
Percentage decrease in the number of wafers sold in October compared to July
=
250500 x 100%
= 50%
Answer(s): (a) 270; (b) 50%