Ben has 370 chocolate bars and Ahmad has 774 chocolate bars. How many chocolate bars must Ahmad give to Ben so that Ben will have thrice as many chocolate bars as Ahmad?
|
Ben |
Ahmad |
Total |
Before |
370 |
774 |
1144 |
Change |
+ ? |
- ? |
|
After |
3 u |
1 u |
4 u |
Total number of chocolate bars
= 370 + 774
= 1144
Total number of chocolate bars
= 3 u + 1 u
= 4 u
4 u = 1144
1 u = 1144 ÷ 4 = 286
Number of chocolate bars that Ahmad must give Ben
= 774 - 286
= 488
Answer(s): 488