Seats for Mathematics, Physics and Biology in a school are in the ratio 3 : 4 : 5 . There is a proposal to increase these seats by 50%, 50% and 40% respectively. What will be the ratio of increased seats ? |
9 : 12 : 14 12 : 14 : 9 3 : 4 : 5 1 : 2 : 3 |
9 : 12 : 14 |
ATQ, Mathematics Physics Biology ratio 3 : 4 : 5 Actual value 30 : 40 : 50 New 30 × 150% : 40 × 150% : 50 × 140% ⇒ 45 : 60 : 70 ⇒ 9 : 12 : 14 |