EASY
8th Foundation
IMPORTANT
Earn 100

Find the mean proportional of 16 and 4.

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Important Questions on Ratio, Proportion and Variation

MEDIUM
8th Foundation
IMPORTANT
Find the fourth proportional to 4, 5 and 8.
MEDIUM
8th Foundation
IMPORTANT
A and B share some marbles in the ratio 4:5. If B gets 10 marbles more than A, then what is A 's share? Find the total number of marbles.
EASY
8th Foundation
IMPORTANT
If x, 20, 30 and 60 are in proportion, then what is the value of x?
HARD
8th Foundation
IMPORTANT
Arrange the ratios 3:4, 5:6, 1:2 and 19:15 in their increasing order of magnitude.
MEDIUM
8th Foundation
IMPORTANT
What number must be added to each term of the ratio 7:5 so that it becomes 4:3?