PSLE The graph shows the number of wafers sold each month by a new bakery from January to June.
- How many more wafers were sold in May than in April?
- What was the percentage increase in the number of wafers sold in June compared to March?
(a)
Number of wafers sold in April = 580
Number of wafers sold in May = 620
Number of more wafers sold in May than in April
= 620 - 580
= 40
(b)
Number of wafers sold in March = 440
Number of wafers sold in June = 770
Increase in the number of wafers sold in June compared to March
= 770 - 440
= 330
Percentage increase in the number of wafers sold in June compared to March
=
330440 x 100%
= 75%
Answer(s): (a) 40; (b) 75%