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Solve These CHEVRON Interview Questions - Education (5) - Nairaland

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Re: Solve These CHEVRON Interview Questions by MicroBox: 8:13pm On Oct 10, 2014
If 8a=9b and ab=0
Then ratio of a/9 to b/9
a/9=b/8, b/9=8a/81
~b/8=8a/81
Cross multiply
81b=64a
Hence a/b=81/64
Ans E
Re: Solve These CHEVRON Interview Questions by boldan: 11:52am On Oct 13, 2014
2. Very simple

I am still looking at Q1 but for Q2

SOLUTION

8a=9b find the ratio of a/9 to b/9
9b/8=a. ---eq1

We therefore have a/9÷b/9=a/b ---eq2

Subs eq2 into 1
We have 9b/8÷b =9/8 Q.E.D

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