Advertisements
Advertisements
प्रश्न
If `(3x + 5y)/(3x - 5y) = (7)/(3)` , Find x : y
Advertisements
उत्तर
`(3x + 5y)/(3x - 5y) = (7)/(3)`
⇒ 9x + 15y = 21x – 35y ...[By cross multiplication]
⇒ 21x – 9x = 15y + 35y
⇒ 12x = 50y
⇒ `x/y = (50)/(12) = (25)/(6)`
Hence, x : y = 25 : 6.
APPEARS IN
संबंधित प्रश्न
Find sub-triplicate ratio of 64 : 27
Find the sub-duplicate ratio of 9x2a4 : 25y6b2
Which ratio is greater:
`3/7` or `6/13`
Find the sub-triplicate ratio of 1 : 216
If (x + 2y) : (2x – y) is equal to the duplicate ratio of 3 : 2, find x : y.
If the angles of a triangle are in the ratio 2 : 3 : 4, find the angles.
The ratio of the pocket money saved by Lokesh and his sister is 5 : 6. If the sister saves Rs 30 more, how much more the brother should save in order to keep the ratio of their savings unchanged?
Ratio of 75 paise to ₹ 2 = _____________
The length and breadth of a window are in 1m and 70 cm respectively. The ratio of the length to the breadth is _______________
Shivangi is suffering from anaemia as haemoglobin level in her blood is lower than the normal range. Doctor advised her to take one iron tablet two times a day. If the cost of 10 tablets is Rs. 17, then what amount will she be required to pay for her medical bill for 15 days?
