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If 4,\ a ,\ a ,\ 36 are in proportion, t...

If `4,\ a ,\ a ,\ 36` are in proportion, then `a=` 24 (b) 12 (c) 3 (d) 24

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  4. If 5:4 30 : x , then the value of x is 24 (b) 12 (c) 3/2 (d)...

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  12. If 4:3=x^2: 12 , then the value of x\ (x >0)dot 16 (b) 4 (c) 9 ...

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