Sam, Tommy and Perry sold some markers. Perry sold 10% of the total number of markers sold by Tommy and Sam. Sam sold 25% of the total number of markers sold by Tommy and Perry. Tommy sold 272 more markers than Perry. Find the total number of markers sold by all the boys.
| Sam |
Tommy |
Perry |
Total |
| 10x5 |
1x5 |
11x5 |
| 1x11 |
4x11 |
5x11 |
| 11 u |
39 u |
5 u |
55 u |
10% =
10100 =
110 25% =
25100 =
14 The total number of markers is repeated. Make the total number of markers the same. LCM of 11 and 5 is 55.
Number of more markers that Tommy sold than Perry
= 39 u - 5 u
= 34 u
34 u = 272
1 u = 272 ÷ 34 = 8
Total number of markers sold
= 55 u
= 55 x 8
= 440
Answer(s): 440
