Oscar, Carl and Tim sold some staplers. Tim sold 20% of the total number of staplers sold by Carl and Oscar. Oscar sold 25% of the total number of staplers sold by Carl and Tim. Oscar sold 26 less staplers than Carl. Find the total number of staplers sold by all the boys.
| Oscar |
Carl |
Tim |
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 staplers is repeated. Make the total number of staplers the same. LCM of 6 and 5 is 30.
Number of less staplers that Oscar sold than Carl
= 19 u - 6 u
= 13 u
13 u = 26
1 u = 26 ÷ 13 = 2
Total number of staplers sold
= 30 u
= 30 x 2
= 60
Answer(s): 60
