The mean - proportional of 16 and 25 is...

The mean - proportional of 16 and 25 is

A

400

B

100

C

20

D

40

Text Solution

Verified by Experts

The correct Answer is:

C

Topper's Solved these Questions

RIGHT CIRCULAR CYLINDER
CALCUTTA BOOK HOUSE|Exercise Exercise - 2 (Long-answer type questions)|11 Videos
SIMILARITY
CALCUTTA BOOK HOUSE|Exercise Exercise 5.2|27 Videos

Similar Questions

Explore conceptually related problems

The mean - proportional of 1/2 " and " 1/8 is

The mean-proportional of 4 and 9 is

Find the mean - proportional of (-3) " and " (-27) .

The mean - proportional of x^(2) y " and " yz^(2) is

The mean - proportional of (a + b)^(2)" and " (a - b)^(2) is

Write True or False Mean proportional of -1/12 and -1/75 is +-1/30 .

Construct the mean-proportional of 5 cm, 2.5 cm and also find the value of the mean-proportional.

(a) The mean-proportional of a^(3) b^(2) " and " c^(2)/a " is " pm (abc) . (b) The third proportional of a and sqrtb " is " a/b .

CALCUTTA BOOK HOUSE-SAMPLE QUESTIONS PAPERS-QUESTION

Find the value of 4div(3-sqrt2).
Text Solution
|
If a principal becomes dublein 10 years. Then the rate of simple inter...
Text Solution
|
The mean - proportional of 16 and 25 is
Text Solution
|
O is the circumcentre of Delta ABC and if /OAB = 50^@, then the value ...
Text Solution
|
pi/6 redian =
Text Solution
|
If the ratio the volumes of two solid sphres is 1 : 8, the ratio of th...
Text Solution
|
If the average of the numbers 6, 7, x, 8, y, 14, be 9, then
Text Solution
|
The quantity of compound and simple interest of a certain principal at...
Text Solution
|
If x prop 1/y and y prop 1/z, then x prop……………
Text Solution
|
The greatest chord of a circle is……………
Text Solution
|
The number of diagonals of a rectangular parallelopiped is…………..
Text Solution
|
Arithmetic mean, median and mode are measures of ……………….. Tendency .
Text Solution
|
In a partnership business, the minimum nunber of partnrs is 3.
Text Solution
|
The roots of the quadratic equation x^2 + x + =0 are imaginary.
Text Solution
|
If the length of a rectangular field is doubled and its breadth is hal...
Text Solution
|
The amount of angle produced by 2 complete recolution of a its end - p...
Text Solution
|
In rainy season, if the hight of rain - water in 2 hectors of land be ...
Text Solution
|
The mode of the distributions 2, 3, 9, 10, 9, 3, 9 is 9.
Text Solution
|
What is the rate of simple interest per annum, when the interest of so...
Text Solution
|
If the price of a machine depreciaters at the rate of r% per annum, th...
Text Solution
|