3. Given volume of two cubes ‘A’ and ‘B’ as 1728 cubic.mts and 13824 cubic.mts

Col A: The ratio of their surface area

Col B: 1/2

(Similar to this)

4. Given the mean of 18 numbers as ‘m’ and standard Deviation as ‘s’. If two numbers among 18 numbers are equal to m, then

Col A: Standard Deviation of rest 16 numbers

Col B: s