Bob and Carol want to hire Able Refinishing to sand and refinish the dining room floor to match the floor in the living room. Able charges $2.86 per square foot to sand and refinish a hardwood floor. The dining room is rectangular and measures 14 feet 10 inches by 9 feet 8 inches. Find the area of the dining room floor, rounded up to the next square foot, and the cost of the work

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