Sutton ran r laps today at soccer practice. nellie ran five fewer laps than sutton. if nellie ran eight laps at practice, which of the following equations could be used to find how many laps sutton ran? a. r - 5 = 8 b. r + 5 = 8 c. r = 8 - 5 d. -5r = 8

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244