Bessy has 32 dollars and Bob has 4 dollars before "Bob" earns 4 dollars and then Bessy has 32 dollars and Bob has 8 dollars after Bob gets 4 dollars.
Q28 the sum of odd numbers n will be
Sum=n*n
Sum off odd number 100
Sum=100*100=10000
1/8x(16m-8)-17
Factor out 8 from the expression
1/8x8(2m-1)-17
Reduce the numbers with greatest common divisor 8
(2m-1)-17
Remove unnecessary parenthesis
2m-1-17
Calculate the difference
2m-18
It would be 12 because 10 is less than 12 and 12 is less then 13