There are six times as many green windbreakers as black windbreakers in a sale. If there are 161 green and black windbreakers altogether,
- how many green windbreakers are there?
- how many more green windbreakers than black windbreakers?
(a)
Number of black windbreakers = 1 u
Number of green windbreakers
= 6 x 1 u
= 6 u
Total number of windbreakers
= 6 u + 1 u
= 7 u
7 u = 161
1 u = 161 ÷ 7 = 23
Number of green windbreakers
= 6 u
= 6 x 23
= 138
(b)
Number of more green windbreakers than black windbreakers
= 6 u - 1 u
= 5 u
= 5 x 23
= 115
Answer(s): (a) 138; (b) 115