If y/x = 1/3 and x + 2y = 10, then x is
Answers were Sorted based on User's Feedback
Answer / richa
y/x - 1/3 -> x = 3y from second eq 5y = 10 y 2 x = 6
| Is This Answer Correct ? | 51 Yes | 7 No |
Answer / pandiarajan
y/x=1/3 then
x/y=3 and x=3y
3y+2y=10
5y=10
y=2
x=6
| Is This Answer Correct ? | 31 Yes | 8 No |
Answer / ram
x+2y=10--(1)
y/x=1/3--(2)
therefore x=3y
sub in eq(1)
3y+2y=10
5y=10=>y=2
therefore x=3(2)
x=6
| Is This Answer Correct ? | 14 Yes | 2 No |
Answer / etty
y/x=1/3
so,x=3y
3y+2y=10
5y=10
y=10\5
y=2
x=3y
so
x=3*2
6
so x=6
| Is This Answer Correct ? | 7 Yes | 1 No |
Answer / rida
y/x=1/3---->y=x/3.....(1)
x+2y=10...............(2)
sub (1) in (2)
x+2(x/3)=10
5x=30
x=6
y=2
| Is This Answer Correct ? | 8 Yes | 3 No |
There are some 20 Basketball players & 30 Football players, and 25 cricket players. 1 of them plays all the three games. 8 of them plays at least two games. They are 50 altogether. How many of them plays none of the games.
copal partner interview question& aptitude question paper pattern
1 Answers Copal Amba, Copal Partners, CX,
what is the probability that 4 numbers selected from 1 to 40 are not consecutive.
For 1:2:4 ratios the weight of cement is 50 kg then how many kg are the weight of sand and aggregate?
if out of x bulbs y bulbs are broken;the % of non broken bulbs
Two trains start from A & B and travel towards each other at speed of 50kmph and 60kmph resp. At the time of the meeting the second train has traveled 120km more than the first. The distance between them is
A father is 30 years older than his son however he will be only thrice as old as the son after 5 years what is father's present age ?
A Father Has 7 Pennys With Him And 1 Water Melon Is For 1p, 2chickoos For 1p, 3 Grapes Foe 1p. He Has Three Sons. How Can He Share The Fruits Equally?
If the equation x2 - 3x + a = 0 has the roots (0,1) then value of a is ?
10 in 4 seconds, ? in 6 minutes
work can be done by 8 men and 10 women in 25 days, the same work can be done by 10 children and 5 women . in how many days 2 children and 3 men
Which is the largest??? a)(125)^15 b) (5)^125 c) (625)^20 d) (25)^10