Min, Emily and Nicole had chocolate bars in the ratio of 10 : 4 : 1. After Min gave 75 chocolate bars to Emily and Nicole, the three of them had the same number of chocolate bars. Find the total number of chocolate bars the children had.
| |
Min |
Emily |
Nicole |
Total |
| Before |
10 u |
4 u |
1 u |
15 u |
| Change |
- 75 |
+ 75 |
|
| After |
5 u |
5 u |
5 u |
15 u |
Total number of chocolate bars
= 10 u + 4 u + 1 u
= 15 u
Number of chocolate bars that each had in the end
= 15 u ÷ 3
= 5 u
Number of chocolate bars that Min gave to Emily and Nicole
= 10 u - 5 u
= 5 u
5 u = 75
1 u = 75 ÷ 5 = 15
Total number of chocolate bars
= 15 u
= 15 x 15
= 225
Answer(s): 225
