Rael, Tom and Brandon sold some markers. Brandon sold 30% of the total number of markers sold by Tom and Rael. Rael sold 25% of the total number of markers sold by Tom and Brandon. Rael sold 168 less markers than Tom. Find the total number of markers sold by all the boys.
| Rael |
Tom |
Brandon |
Total |
| 10x5 |
3x5 |
13x5 |
| 1x13 |
4x13 |
5x13 |
| 13 u |
37 u |
15 u |
65 u |
30% =
30100 =
310 25% =
25100 =
14 The total number of markers is repeated. Make the total number of markers the same. LCM of 13 and 5 is 65.
Number of less markers that Rael sold than Tom
= 37 u - 13 u
= 24 u
24 u = 168
1 u = 168 ÷ 24 = 7
Total number of markers sold
= 65 u
= 65 x 7
= 455
Answer(s): 455
