Advertisements
Advertisements
प्रश्न
If `(2"y"+5"x")/(3"y"-5"x")=2 1/2`, find y, if x = 33
Advertisements
उत्तर
`(2"y"+5"x")/(3"y"-5"x")=5/2`
Given x = 33
`(2"y"+5xx33)/(3"y"-5xx33)=5/2`
⇒ `(2"y"+165)/(3"y"-165)=5/2`
⇒ 2 × (2y + 165) = 5 × (3y − 165)
⇒ 4y + 330 = 15y − 825
⇒ 11y = 1155
⇒ y = `1155/11` = 105
APPEARS IN
संबंधित प्रश्न
If (3x – 9) : (5x + 4) is the triplicate ratio of 3 : 4, find the value of x.
If x : y = 2 : 3, find the value of (3x + 2y) : (2x + 5y).
Divide Rs. 720 between Sunil, Sbhil and Akhil. So that Sunil gets 4/5 of Sohil’s and Akhil’s share together and Sohil gets 2/3 of Akhil’s share.
Express the following ratio in the simplest form:
36 : 90
Fill in the place holder:
Choose the correct answer from the given options :
The ratio of number of edges of a cube to the number of its faces is
`3/8 = 15/40`
Length and breadth of the floor of a room are 5 m and 3 m, respectively. forty tiles, each with area `1/16` m2 are used to cover the floor partially. Find the ratio of the tiled and the non tiled portion of the floor.
Find the ratio of the following:
33 km to 121 km
Given below is a Mathematical term.
Find the ratio of consonants to vowels in the term.
