Mr Sih had $614 more than Mr Cheong at first. After Mr Cheong had spent $385, Mr Sih had 4 times as much money as Mr Cheong. Find the amount of money Mr Sih had at first.
| |
Mr Cheong |
Mr Sih |
Comparing Mr Cheong
and Mr Sih at first |
|
$614 more |
| Before |
1 u + $385 |
4 u |
| Change |
- $385 |
|
| After |
1 u |
4 u |
Mr Sih had $614 more than Mr Cheong at first. If another $614 is given to Mr Cheong at first, both will have the same amount at first.
4 u = 1 u + 385 + 614
4 u = 1 u + 999
4 u - 1 u = 999
3 u = 999
1 u = 999 ÷ 3 = 333
Amount that Mr Sih had at first
= 4 u
= 4 x 333
= $1332
Answer(s): $1332
