CAT · Quantitative Ability

Ratios and proportions

20 practice questions, each with the answer and an explanation.

Practise Ratios and proportions now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 20 questions

Boys and girls in a club are in the ratio $2 : 6$ . If the club has $32$ members, how many are girls?
Boys and girls in a club are in the ratio $5 : 3$ . If the club has $40$ members, how many are girls?
Boys and girls in a club are in the ratio $2 : 4$ . If the club has $36$ members, how many are girls?
Boys and girls in a club are in the ratio $6 : 3$ . If the club has $72$ members, how many are girls?
Boys and girls in a club are in the ratio $2 : 5$ . If the club has $49$ members, how many are girls?
Boys and girls in a club are in the ratio $6 : 8$ . If the club has $84$ members, how many are girls?
Boys and girls in a club are in the ratio $6 : 3$ . If the club has $27$ members, how many are girls?
Boys and girls in a club are in the ratio $3 : 8$ . If the club has $66$ members, how many are girls?
Boys and girls in a club are in the ratio $5 : 3$ . If the club has $48$ members, how many are girls?
Boys and girls in a club are in the ratio $4 : 3$ . If the club has $63$ members, how many are girls?
Boys and girls in a club are in the ratio $3 : 8$ . If the club has $44$ members, how many are girls?
Boys and girls in a club are in the ratio $3 : 4$ . If the club has $21$ members, how many are girls?
Two trains of lengths $150$ m and $100$ m run on parallel tracks. Running in opposite directions they cross each other in $6$ seconds; running in the same direction, the faster one overtakes the slowe…
A invests $₹ 40, 000$ for $12$ months, B invests $₹ 60, 000$ for $8$ months, and C invests $₹ 50, 000$ for $6$ months. They earn a total profit of $₹ 1, 05, 000$ …
A trader mixes two varieties of rice costing $₹ 40$ per kg and $₹ 55$ per kg. He sells the mixture at $₹ 56$ per kg and earns a $20%$ profit on cost. In what ratio, cheaper…
Boys and girls in a club are in the ratio $6 : 3$ . If the club has $45$ members, how many are girls?
Boys and girls in a club are in the ratio $3 : 5$ . If the club has $48$ members, how many are girls?
The ratio of investments of A, B, and C in a venture is 4:5:6. At the end of the year, their profits are in the ratio 2:3:4. What is the ratio of the time periods for which their capitals were investe…
Salaries of A, B, and C are in the ratio 1:2:3. If salaries of B and C together amount to Rs. 60000, by what percentage is salary of C more than that of A?
If (a + b) : (b + c) : (c + a) = 6 : 7 : 8 and a + b + c = 14, what is the value of c?

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