Ahmad has 395 mochi balls and Zeph has 739 mochi balls. How many mochi balls must Zeph give to Ahmad so that Ahmad will have twice as many mochi balls as Zeph?
|
Ahmad |
Zeph |
Total |
Before |
395 |
739 |
1134 |
Change |
+ ? |
- ? |
|
After |
2 u |
1 u |
3 u |
Total number of mochi balls
= 395 + 739
= 1134
Total number of mochi balls
= 2 u + 1 u
= 3 u
3 u = 1134
1 u = 1134 ÷ 3 = 378
Number of mochi balls that Zeph must give Ahmad
= 739 - 378
= 361
Answer(s): 361