Erik intends to flip a coin 10 times. what probability model can he use to predict whether or not a particular toss will give a result of heads?

each toss has a 0.1 percent chance of a heads result.

each roll has a 0.01 percent chance of a heads result.

each toss has a 0.5 percent chance of a heads result.

each toss has a 0.05 percent chance of a heads result.

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Construct the graph that models the given situation

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