Subject
Quantitative Aptitude
Topic
Solution
If 1/x+1/y=1/3, then xy/x+y=?
If 1/x+1/y=1/3, then xy/x+y=?
ক)
1/5খ)
1/3গ)
1ঘ)
3Explanation
(1/x + 1/y) = 1/3 => ( y+x )/ xy = 1/3 => xy/(x+y) = 3/1Related questions
If A+B+C=10, A+B = 7 and A-B =5, What is the value of C?If x=1 - q and y = 2q+1 , then for what value of q. x is equal to y ?Which one of the following is a solution to the equation x4– 2x2= -1?If 3√x = 2√3, What is the value of x?50 g of an alloy of gold and silver contains 80% gold(by weight). The quantity of gold, that is to be mixedup with this alloy, so that it may contain 95% gold is?If x = y + 4 and x = 20-y, then x2-y2=If (4-x)/(2+x) = x, what is the value of x2+ 3x -4?If n is a number such that (-8)2n = 28+2n, then n=