A shop had 30 jackets and some cardigans. During the sale,
35 of the jackets and
13 of the cardigans were sold. 64 cardigans were left unsold.
- How many jackets were sold?
- How many jackets and cardigans were sold altogether?
|
Jackets |
Cardigans |
Before |
30 |
3 u |
Change |
- 18 |
- 1 u |
After |
12 |
2 u |
(a)
Number of jackets sold
= 35 x 30 = 18
(b)
Total number of cardigans = 3 u
Number of cardigans unsold
= 3 u - 1 u
= 2 u
2 u = 64
1 u = 64 ÷ 2 = 32
Number of cardigans sold = 32
Number of jackets and cardigans sold
= 32 + 18
= 50
Answer(s): (a) 18; (b) 50