Difference Between 8 bit & 16 bit

The difference between the roots of the equation x^2-6x- 16 = 0 is:

The difference between a two digit number and the number obtained by interchanging the digit is s36. What is the difference between the sum and the difference of the digits of the number if the ratio between the digits of the number is 1:2? a. 4 b. 8 c. 16 d. none of these

What the difference between (7)/(8)" and "(3)/(8)

The number of combination of 16 things, 8 of which are alike and the rest different, taken 8 at a time is

The number of combination of 16 things 8 of which are a like and the rest different,taken 8 at a time is

Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No improvement. The film by itself was good but underline("the bit long") than I had expected. (a)the bit longer (b)No Improvement (c)a bit long (d)a bit longer