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Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ?
(a) 6
(b) 8
(c) 7
(d) data insufficient
Can anyone help me out to get answer for this question,i
have exam on 6 th april can anyone find me the answer
before that and post it please!!!!!!!!
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Answer / subakaruna
if x/2y=3/2?
2x=6y
x=3y
so, (7x+4y)/(x-2y)
ans...
=(7(3y)+4y)/(3y-2y)
=(21y+4y)/y
=25y/y
=25
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / krishna
2y/x=2/3
y/x=1/3
y=x/3
(7x+x/3)/(x-2x/3)
(22x/3)/(x/3)
22.................................... d
| Is This Answer Correct ? | 5 Yes | 33 No |
Answer / thangamariappan
x/2y=3/2
step 1-> x/y=3*2/2==> x/y = 3
x=3y
step 2-> put x=3y in equation 1
(3y+4y)/(3y-2y)==> 7y/y==> 7
Hence answer is 7 its option c
| Is This Answer Correct ? | 19 Yes | 65 No |
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