Advertisements
Advertisements
प्रश्न
Find the value of x, if: (3x – 7) : (4x + 3) is the sub-triplicate ratio of 8 : 27.
उत्तर
(3x – 7) : (4x + 3) is the sub-triplicate ratio of 8 : 27
Sub-triplicate ratio of 8 : 27 = 2 : 3
`(3x - 7)/(4x + 3) = 2/3`
9x – 21 = 8x + 6
9x – 8x = 6 + 21
x = 27
APPEARS IN
संबंधित प्रश्न
If Chameli had Rs 600 left after spending 75% of her money, how much did she have in the beginning?
If 2a = 3b and 4b = 5c, find: a : c.
If (3x – 4y) : (2x – 3y) = (5x – 6y) : (4x – 5y), find x : y.
Which of the Following Ratio is Greater ?
3 : 5 and 2 : 11
Two positive numbers are in the ratio 3: 4 and the sum of their squares is 1225. Find the numbers.
Two poles of different heights are standing vertically on a horizontal field. At a particular time, the ratio between the lengths of their shadows is 2 :3. If the height of the smaller pole is 7.5 m, find the height of the other pole.
If P : Q = `1/2 : 1/3` and Q : R = `1 1/2 : 1 1/3`, find P : R.
Which ratio is greater:
`8/15` or `5/9`
The income of a man is increased in the ratio of 10 : 11. If the increase in his income is Rs 600 per month, find his new income.
To find the ratio of two quantities, they must be expressed in _____ units.
