Mrs Goh bought an equal number of sweaters and coats. Each sweater cost $16 and each coat cost $6. Mrs Goh paid $54 for the coats. What was the total amount of money spent?
| |
Sweaters |
Coats |
Total |
| Number |
1 u |
1 u |
2 u |
| Value |
$16 |
$6 |
|
| Total value |
16 u |
6 u |
22 u |
Number of sweaters = 1 u
Number of coats = 1 u
Total cost of sweaters = 1 u x 16 = 16 u
Total cost of coats = 1 u x 6 = 6 u
6 u = 54
1 u = 54 ÷ 6 = 9
Total cost of sweaters and coats
= 16 u + 6 u
= 22 u
= 22 x 9
= $198
Answer(s): $198
