Pierre, Lee and Jeremy sold some files. Jeremy sold 20% of the total number of files sold by Lee and Pierre. Pierre sold 25% of the total number of files sold by Lee and Jeremy. Lee sold 126 more files than Jeremy. Find the total number of files sold by all the boys.
| Pierre |
Lee |
Jeremy |
Total |
| 5x5 |
1x5 |
6x5 |
| 1x6 |
4x6 |
5x6 |
| 6 u |
19 u |
5 u |
30 u |
20% =
20100 =
15 25% =
25100 =
14 The total number of files is repeated. Make the total number of files the same. LCM of 6 and 5 is 30.
Number of more files that Lee sold than Jeremy
= 19 u - 5 u
= 14 u
14 u = 126
1 u = 126 ÷ 14 = 9
Total number of files sold
= 30 u
= 30 x 9
= 270
Answer(s): 270
