Advertisements
Advertisements
Question
Find the mean proportional between `1/4 "and" 1/16`
Advertisements
Solution
Mean proportional between `1/4 "and" 1/16`
`= sqrt(1/4 xx 1/16)`
`= sqrt (1/64) = 1/8`
APPEARS IN
RELATED QUESTIONS
Find the ratio of the following in the simplest fcrm:
x2 + 4x +4 and x2 - x - 6
If m : n = 3 : 8, find the value of (3m+2n) : (5m+n)
What quantity must be subtracted from each term of the ratio 39 : 89 to make it equal to 2 : 5 ?
If `(7"m" + 2"n")/(7"m" - 2"n") = 5/3` use properties of proportion to find:
(i) m : n
(ii) `("m"^2 + "n"^2)/("m"^2 - "n"^2)`
Find the compound ratio of the following:
If P : Q = 6 : 7, Q : R = 8 : 9 find P : Q : R.
An alloy of zinc and copper weighs `12 1/2`kg. if in the alloy, the ratio of zinc and copper is 1 : 4, find the weight of copper in it.
Choose the correct answer from the given options :
When the number 210 is increased in the ratio 5 : 7, the new number is
If Azhagan is 50 years old and his son is 10 years old then the simplest ratio between the age of Azhagan to his son is
Which pair of ratios are equal? And why?
`2/3, 4/6`
A rectangular sheet of paper is of length 1.2 m and width 21 cm. Find the ratio of width of the paper to its length.
