24june2019 paper1 Q21
0. If 152 is divided into four parts proportional to 3, 4, 5 and 7, then the smallest part is:
- Option : D
- Explanation : Four parts are 3x, 4x, 5x and 7x.
Sum of all parts = 152
3x+4x+5x+7x = 152
19x = 152
x = 152/19 = 8
Smallest part 3x = 3 x 8 = 24.
