Answer:
(-1.1, 0.9)
Step-by-step explanation:
Divide total distance by total time:
5 feet / 2 seconds = 2 and 1/2 feet per second.
LCD(8/ 15 , 11/ 30 , 3/ 5 ) = LCM(15, 30, 5) = 2×3×5 = 30