PSLE The graph shows the number of puffs sold each month by a new bakery from January to June.
- How many less puffs were sold in March than in January?
- What was the percentage decrease in the number of puffs sold in April compared to February?
(a)
Number of puffs sold in January = 620
Number of puffs sold in March = 400
Number of less puffs sold in March than in January
= 620 - 400
= 220
(b)
Number of puffs sold in February = 500
Number of puffs sold in April = 320
Decrease in the number of puffs sold in April compared to February
= 500 - 320
= 180
Percentage decrease in the number of puffs sold in April compared to February
=
180500 x 100%
= 36%
Answer(s): (a) 220; (b) 36%