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 = 310
Number of tarts sold in November = 100
Number of less tarts sold in August than in November
= 310 - 100
= 300
(b)
Number of tarts sold in July = 400
Number of tarts sold in October = 200
Decrease in the number of tarts sold in October compared to July
= 400 - 200
= 200
Percentage decrease in the number of tarts sold in October compared to July
=
200400 x 100%
= 50%
Answer(s): (a) 300; (b) 50%