PSLE The graph shows the number of tarts sold each month by a new bakery from July to December.
- How many less tarts were sold in August than in November?
- What was the percentage decrease in the number of tarts sold in October compared to July?
(a)
Number of tarts sold in August = 390
Number of tarts sold in November = 130
Number of less tarts sold in August than in November
= 390 - 130
= 320
(b)
Number of tarts sold in July = 450
Number of tarts sold in October = 180
Decrease in the number of tarts sold in October compared to July
= 450 - 180
= 270
Percentage decrease in the number of tarts sold in October compared to July
=
270450 x 100%
= 60%
Answer(s): (a) 320; (b) 60%