Add 3 to the product of 12 and the sum of 14 and 19.
A. 12 × 14 × 19 + 3
B. 3 + ( 12 × 14 ) + 19
C. 3 + 12 × ( 14 + 19 )
D. 3 + ( 12 × 14 + 19 )

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project