Practice mode / Ratio and Proportion If 0.75: x:: 5: 8, then x is equal to: A Option A: 1.12 B Option B: 1.2 C Option C: 1.25 D Option D: 1.30 Correct answer B. 1.2 Show answer Report a problem How we write and check questions
Question 01 / Ratio and Proportion Salaries of Ravi and Sumit are in the ratio 2: 3. If the salary of each is increased by Rs. 4000, the new ratio becomes 40: 57. What is Sumit’s salary? A Option A: Rs. 17,000 B Option B: Rs. 20,000 C Option C: Rs. 25,500 D Option D: Rs. 38,000 Correct answer D. Rs. 38,000 Show answer Open question
Question 02 / Ratio and Proportion The ratio of the number of boys and girls in a college is 7: 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio? A Option A: 8 : 9 B Option B: 17 : 18 C Option C: 21 : 22 D Option D: Cannot be determined Correct answer C. 21 : 22 Show answer Open question
Question 03 / Ratio and Proportion In a mixture 60 litres, the ratio of milk and water 2: 1. If this ratio is to be 1: 2, then the quantity of water to be further added is: A Option A: 20 litres B Option B: 30 litres C Option C: 40 litres D Option D: 60 litres Correct answer D. 60 litres Show answer Open question
Question 04 / Ratio and Proportion Seats for Mathematics, Physics and Biology in a school are in the ratio 5: 7: 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats? A Option A: 2 : 3 : 4 B Option B: 6 : 7 : 8 C Option C: 6 : 8 : 9 D Option D: None of these Correct answer A. 2 : 3 : 4 Show answer Open question
Discussion