Login / Signup

Question

Find the mean proportion of 7.2 and 16.2.

A 10.8

B 18.5

C 15.8

D 21.5

Practice Next

More Ratio Questions

If three numbers are in the ratio 5:6:8 and the sum of their squares is 1250, then the product of those numbers is:
The ratio of two numbers is 9: 5. If 8 is added to the larger number and 4 is subtracted from the smaller number, the greater number becomes twice the smal...
Three numbers are in the ratio 4:5:6. If the sum of the largest and smallest numbers is 60 more than the middle number, what is the largest number?
In a school, the number of boys and girls are in the ratio 7 : 5. 25% of the boys and 40% of the girls participate in a cultural programme. The total numbe...
The number of boys and girls in a school is 140 and 250 respectively. 30% of boys left the school while 30 girls took admission in the school. Find the new...
The ratio between the length and breadth of a rectangular board is 7:5. If the breadth of the board is 20.5cm, find the length in cm.
In a chemistry lab two beakers A and B contains 36% and 40% of spirit respectively. If two liters from A is mixed with 4 liters of B. The ratio of spirit a...
The ratio of the number of apples and oranges in a fruit market is 5:4, respectively. If 40% of apples are red and 50% of oranges are sour, find the ratio ...
Three numbers are in ratio 4:5:7. If the sum of the squares of those three numbers is 360 then find the sum of the three numbers.
The salaries of Ravi and Sumit are in the ratio 4: 5. If the salary of each is increased by Rs6,000 the new ratio becomes 35:40. What will be Sumit's incre...

Hey! Ask a query

ask-question