Advertisements
Advertisements
प्रश्न
Find the sub-duplicate ratio of the following :
c
Advertisements
उत्तर
63m2 : 28n2
`= sqrt (63"m"^2) : sqrt (28 "n"^2)`
`= 3 sqrt7 "m" : 2 sqrt 7 "n"`
= 3m : 2n
Sub-duplicate ratio = 3m : 2n
APPEARS IN
संबंधित प्रश्न
If 3A = 4B = 6C, find: A : B : C.
Express the following ratios in its simplest form :
`1 1/2:2 1/2`
Find the compound ratio of the following:
If A : B = 4 : 5, B : C = 6 : 7 and C : D = 14 : 15. Find A : D.
Find: The sub-triplicate ratio of 216: 343
Two numbers are in the ratio 10: 11. Their sum is 168. Find the numbers.
Find the mean proportional between 16 and 4
Find the value of x when 36 : x : : x : 16.
If `x/a = y/b = z/c`, prove that `(3x^3 - 5y^3 + 4z^3)/(3a^3 - 5b^3 + 4c^3) = ((3x - 5y + 4z)/(3a - 5b + 4c))^3`.
The ratio of 150 cm to 1 metre is 1 : 1.5.
An office opens at 9 a.m. and closes at 5.30 p.m. with a lunch break of 30 minutes. What is the ratio of lunch break to the total period in the office?
