A shop only sold grey, yellow and black cardigans.
710 of the cardigans in the shop were black and 60 cardigans were yellow. If
16 of the cardigans were grey, how many cardigans were there in the shop?
Fraction of the cardigans that were yellow
= 1 -
710 -
16= 1 -
2130 -
530=
215
Total number of cardigans = 15 u
Number of cardigans that were yellow = 2 u = 60
= 60 ÷ 2
= 30
Total number of cardigans
= 15 u
= 15 x 30
= 450
Answer(s): 450
