Linda walked a total of 2614 miles during a 4-day period. The distances she walked on the first 3 days are described below. She walked 613 miles the first day. On the second day, she walked 912 miles. She walked 514 miles on the third day. How far did she walk on the fourth day?

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