After using
34 of her curry powder, Mrs Kok bought another 27 kg of curry powder. As a result, Mrs Kok now has
104 as much curry powder as what she had at first. How many kilograms of curry powder did Mrs Kok have at first?
| |
Curry Powder |
Total |
| Before |
4 u |
4 u |
| Change 1 |
- 1 u |
|
| After 1 |
1 u |
|
| Change 2 |
+ 27 |
|
| After 2 |
1 u + 27 |
10 u |
Fraction of curry powder left after using
34 of it
= 1 -
34 =
14 Amount of curry powder left after using some = 1 u
Amount of curry powder after buying 27 kg of curry powder = 1 u + 27
1 u + 27 = 10 u
10 u - 1 u = 27
9 u = 27
1 u = 27 ÷ 9 = 3
Amount of curry powder that Mrs Kok had at first
= 4 u
= 4 x 3
= 12 kg
Answer(s): 12 kg
