Advertisements
Advertisements
प्रश्न
If 2a = 3b and 4b = 5c, find: a : c.
Advertisements
उत्तर
We have,
`2a = 3b => a/b = 3/2`
And `4b = 5c => b/c = 5/4`
Now, `a/b = 3/2 = (3 xx 5)/(2 xx 5) = 15/10`
And `b/c = 5/4 = (5 xx 2)/(4 xx 2) = 10/8`
`=>` a : b : c = 15 : 10 : 8
`=>` a : c = 15 : 8
APPEARS IN
संबंधित प्रश्न
If (3x – 4y) : (2x – 3y) = (5x – 6y) : (4x – 5y), find x : y.
Find the triplicate ratio of the following :
`2 sqrt 5 : 5 sqrt 2`
What quantity must be subtracted from each term of the ratio 39 : 89 to make it equal to 2 : 5 ?
Express the following ratios in its simplest form :
4 min : 45 sec
If (x - 9) : (3x + 6) is the duplicate ratio of 4 : 9, find the value of x.
Express the given ratio in its simplest form: `6 1/4 : 12 1/2`
The length of two ropes are in the ratio 7 : 5. Find the length of:
(i) shorter rope, if the longer one is 22.5 m
(ii) longer rope, if the shorter is 9.8 m.
In the example below, find the ratio of the first number to the second.
24, 56
Arrange the following ratios in ascending order of magnitude: 2 : 3, 17 : 21, 11 : 14 and 5 : 7
Find the ratio of the following:
55 paise to ₹ 1
