Mr Ng had $874 more than Mr Chew at first. After Mr Chew had spent $448, Mr Ng had 3 times as much money as Mr Chew. Find the amount of money Mr Ng had at first.
| |
Mr Chew |
Mr Ng |
Comparing Mr Chew
and Mr Ng at first |
|
$874 more |
| Before |
1 u + $448 |
3 u |
| Change |
- $448 |
|
| After |
1 u |
3 u |
Mr Ng had $874 more than Mr Chew at first. If another $874 is given to Mr Chew at first, both will have the same amount at first.
3 u = 1 u + 448 + 874
3 u = 1 u + 1322
3 u - 1 u = 1322
2 u = 1322
1 u = 1322 ÷ 2 = 661
Amount that Mr Ng had at first
= 3 u
= 3 x 661
= $1983
Answer(s): $1983
