Gwen spent
34 of her money on some scones and
47 of her remaining money on 8 shortbreads. Each shortbread cost twice as much as a scone. How many scones did she buy?
Scones |
Remaining money |
3x7 |
1x7 |
|
8 Shortbreads |
Left |
|
4x1 |
3x1 |
21 u |
4 u |
3 u |
Cost of 1 shortbread = Cost of 2 scones
(x8)Cost of 8 shortbreads = Cost of 16 scones
4 u = 16
1 u = 16 ÷ 4 = 4
Number of scones that Gwen bought
= 21 u
= 21 x 4
= 84
Answer(s): 84