Tina and Xuan have 496 coins altogether. Xuan has thrice as many coins as Tina. How many coins must Xuan give to Tina so that they have the same number of coins?
| |
Tina |
Xuan |
Total |
| Before |
1 u |
3 u |
496 |
| Change |
+ ? |
- ? |
|
| After |
248 |
248 |
496 |
Total number of coins that Tina and Xuan have
= 1 u + 3 u
= 4 u
4 u = 496
1 u = 496 ÷ 4 = 124
Number of coins that Tina and Xuan each has in the end
= 496 ÷ 2
= 248
Number of coins that Xuan must give to Tina
= 248 - 124
= 124
Answer(s): 124
