A shop only sold grey, green and brown cardigans.
811 of the cardigans in the shop were brown and 58 cardigans were green. If
111 of the cardigans were grey, how many cardigans were there in the shop?
Fraction of the cardigans that were green
= 1 -
811 -
111= 1 -
811 -
111=
211
Total number of cardigans = 11 u
Number of cardigans that were green = 2 u = 58
= 58 ÷ 2
= 29
Total number of cardigans
= 11 u
= 11 x 29
= 319
Answer(s): 319