Nick, Seth and Neave sold some markers. Neave sold 20% of the total number of markers sold by Seth and Nick. Nick sold 10% of the total number of markers sold by Seth and Neave. Nick sold 129 less markers than Seth. Find the total number of markers sold by all the boys.
| Nick |
Seth |
Neave |
Total |
| 5x11 |
1x11 |
6x11 |
| 1x6 |
10x6 |
11x6 |
| 6 u |
49 u |
11 u |
66 u |
20% =
20100 =
15 10% =
10100 =
110 The total number of markers is repeated. Make the total number of markers the same. LCM of 6 and 11 is 66.
Number of less markers that Nick sold than Seth
= 49 u - 6 u
= 43 u
43 u = 129
1 u = 129 ÷ 43 = 3
Total number of markers sold
= 66 u
= 66 x 3
= 198
Answer(s): 198
