PSLE The bar graph shows the amount of savings Billy saved each month from August to December.
- How much less money did Billy save in November than in October?
- Which months did Billy save less than $38? Give your answers in numbers in ascending order. (Eg January & February = 1, 2)
(a)
Amount that Billy saved in (8) August = $45
Amount that Billy saved in (9) September = $25
Amount that Billy saved in (10) October = $27
Amount that Billy saved in (11) November = $24
Amount that Billy saved in (12) December = $47
Amount that Billy saved less in (11) November than (10) October
= 27 - 24
= $3
(b)
Months that Billy saved less than $38 = (9) September, (10) October, (11) November
Answer(s): (a) $3; (b) 9, 10, 11