Algebra Q#1
79If A,B, C and D are four numbers
such that A:B = 2: 3, B:C =4: 5,
C:D = 5:8, then A: D is equal to
- Option : A
- Explanation : Given, A/B= 2/3 , B/C = 4/5 , C/D = 5/8 A/D = A/B × B/C × C/D = 2/3 × 4/5 × 5/8 = 1/3
