Please answer fast will mark brainliest Evaluate r/2 + (7/8 - s)

when r=1 and s =1/2

OA) 7/8
OB)3/2
OC)15/8
OD)19/8

Consider the table below. x y -1 -5 0 5 1 11 2 13 3 11 complete the standard form equation representing the quadratic relationship displayed above, where a, b, and c are constants.

Sorry guys but as you have a small brain

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?