Advertisements
Advertisements
प्रश्न
If P : Q = `1/2 : 1/3` and Q : R = `1 1/2 : 1 1/3`, find P : R.
Advertisements
उत्तर
P : Q = `1/2 : 1/3`
∴ `"P"/"Q" = 1/2 xx 3/1 = 3/2`
and Q : R = `1 1/2 : 1 1/3 = 3/2 : 4/3`
∴ `"Q"/"R" = 3/2 xx 3/4 = 9/8`
Now `"P"/"Q" xx "Q"/"R" = 3/2 xx 9/8`
`=> "P"/"R" = 27/16`
∴ P : R = 27 : 16
APPEARS IN
संबंधित प्रश्न
Express the following ratios in its simplest form :
4 min : 45 sec
Find the mean proportional between 16 and 4
Find the second term of the proportion whose first, third, and fourth terms are 9, 8, and 24 respectively.
Are the following numbers in proportion 32, 40, 48 and 60?
Find the sub-duplicate ratio of `(1)/(4) : (1)/(9)`
If y (3x – y) : x (4x + y) = 5 : 12. Find (x² + y²) : (x + y)².
Find the following ratio in the simplest form:
84 paise to Rs 3
Present age of father is 42 years and that of his son is 14 years. Find the ratio of age of father to the age of son when father was 30 years old.
The ratio of the number of sides of a square to the number of edges of a cube is ______.
The ratio of the perimeter of the boundary of the shaded portion to the perimeter of the whole figure is ______.
