## Ratio & Proportion Mcqs

MCQ: According to a recipe, 400 grams of flour should be mixed with 500 grams of sugar to bake cookies. If I have only 300 grams of flour, how much sugar should I mix to maintain the same proportion?

1. 360
2. 380
3. 375
4. 400

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## Ratio & Proportion Mcqs

MCQ: X, Y and Z are quantities of the same kind such that X:Y=5:8 and Y:Z=4:7. Find X:Z.

MCQ: A bag contains 1 rupee, 2 rupee and 5 rupee coins amounting to Rs.264. If the ratio of the number of these coins is 3:5:4, find the number of 1 rupee coins.

MCQ: The perimeter of a triangle is 81 cm. If the sides are in the ratio 4:3:2, find the length of the largest side.

MCQ: Two natural numbers whose sum is 72 cannot be in the ratio:

MCQ: The sum of three numbers is 172. The ratio of the first and second numbers is 8:11. The ratio of the second and third is 5:7. Find the second number.

MCQ: In what ratio should the profit of Rs.8000 be divided if X starts a business with an investment of Rs. 20000, Y invests Rs.7500 for 4 months and Z invests Rs.15000 after 3 months from the start of the business.

MCQ: Two kinds of rice, 1st costs Rs.13 per kg and 2nd costs Rs.19 per kg are mixed together. Find the ratio in which the 2 types are mixed so that the mixture costs Rs.14.2 per kg?

MCQ: Divide Rs.2000 into two shares in the ratio 3:2.

MCQ: The sum of cubes of two numbers is 280. If the numbers are in the ratio 2:3, find the smallest number.

MCQ: If a flat costs Rs.4500 per sq. ft, and a commercial space costs Rs.9500 per sq. ft, then what is the ratio of their areas if the total cost of both are the same?

MCQ: A journey of 750 km was covered partly by car(x km) and partly by train(y km). If the distance travelled by train was 150 km more than the distance travelled by car, find x:y.

MCQ: Find the value of x when y = 5, if x varies directly as 4y-1 and x = 14 when y = 2.

MCQ: 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 ?

MCQ: A:B=2:3, B:C=3:4, A:D=4:5. Find C:D.

MCQ: The sum of squares of three numbers is 280. If the numbers are in the ratio 3:5:6, find the greatest number.

MCQ: x is 20% more than z and y is 80% more than z. Find x:y.

MCQ: In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 1 : 2 : 3. If there is Rs. 30 in all, how many 5 p coins are there?

MCQ: A bag contains 50 paise, 1 rupee and 2 rupee coins in the ratio 2:5:8. If the total amount is Rs. 352, find the total number of coins in the bag.

MCQ: Solve for x
2x:25 = 6:(x/3)

MCQ: The ratio of two numbers a and b is 3:5. If 2 is added to both the numbers, the ratio becomes 2:3. Find b.

MCQ: M:N = 3:4, N:O = 5:7 and O:P = 7:9. Then M:P =________?

MCQ: A class has 90 students. If the ratio of boys and girls is 7:8, find the number of boys in the class.

MCQ: Find the fourth proportion to 3, 7 and 9.

MCQ: The number of seats available for Biology and Computer Science in a school is in the ratio 5:8. They are to be increased by 30% and 25% . Find the new ratio.

MCQ: According to a recipe, 400 grams of flour should be mixed with 500 grams of sugar to bake cookies. If I have only 300 grams of flour, how much sugar should I mix to maintain the same proportion?

MCQ: The ratio of two numbers is 5:9. If each number is decreased by 5, the ratio becomes 5:11. Find the numbers.

MCQ: The ratio of the number of boys and girls in a college is 7 : 8. If the percentage iikcrease in the number of boys and girls be 20% and 10% respectively, what will be the new ratio ?

MCQ: The length and breadth of a rectangle are in the ratio 5:4. Find its perimeter if its area is 180 cm²

MCQ: The third proportional to 3.5, 5.6 is:___________?

MCQ: Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is :__________?