Decimals and Fractions Practice Test 2

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Question : 19 of 40

Marks: +1, -0

Find

({a+b}/{a-b})

if

0.25a = 8.95b

$29 /30$
$30 /29$
$179/ 5$
$31 /30$
$5 /179$

Solution:

0.25a = 8.95b

⇒a/b=8.95/0.25=179/5

Now,

{a+b}/{a-b} ={1+a/b}/{a/b-1}

={179/5+1}/{179/5-1}=30/29

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