math
posted by need help .
1. An architect draws house plans for a client using the scale 1in= 4ft. How long shall the architect draw a wall that will be 22ft long
Ans 5 1/2 in
2. If a coin is flipped 5 times, the probability of getting heads all 5 times is
Ans 1/32
3. a bag of marbles contains 4 red, 3 blue, 2 yellow, and 1 green. If 2 marbles are drawn from the bag without replacement, the probability that both marbles are red is
Ans. 2/15

All correct.