Advertisements
Advertisements
प्रश्न
Find the mean proportional between 0.6 and 9.6
Advertisements
उत्तर
Mean proportional between 0.6 and 9.6
`= sqrt(0.6 xx 9.6)`
`= sqrt(6/10 xx 96/10)`
`= sqrt (576/100) = 24/10`
= 2.4
APPEARS IN
संबंधित प्रश्न
If 15(2x2 – y2) = 7xy, find x : y; if x and y both are positive.
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 ratio of the first quantity to the second.
125 cm, 1 metre
In an examination, the ratio of passes to failures was 4 : 1. If 30 less had appeared and 20 less passed, the ratio of passes to failures would have been 5 : 1. How many students appeared for the examination
Fill in the place holder:
A rail journey of 75 km costs Rs 215. How much will a journey of 120 km cost?
Present age of father is 42 years and that of his son is 14 years. Find the ratio of age of father after 10 years to the age of son after 10 years.
Of the 288 persons working in a company, 112 are men and the remaining are women. Find the ratio of the number of men to the total number of persons.
Find the ratio of the following:
30 minutes to 45 minutes
Present age of father is 42 years and that of his son is 14 years. Find the ratio of present age of father to the present age of son.
