Question

you toss 3 coins.find the probability atleast 1 tail is tossed

A. 7/8

B. 1/8

C. 3/4

D. 1/3

Answer 1

@shannon342

Answer 2

D

Answer 3

@shannon342 thats wrong

Answer 4

it says d is incorrect

Answer 5

@shannon342 also, don't give answers without at least explaining

Answer 6

he probability that at least one tail will be tossed is 1.00 - 0.125 = 0.875 (which is the same probability that at least one head will be tossed.)

Answer 7

ur right but that would = 7/8 cuz 7/8 = 0.875

Answer 8

right?

Answer 9

yes that was my mistake

Answer 10

yes, what you're suppose to do is 1/2 + 1/4 + 1/8 = 7/8

Answer 11

oh that is ok:P

Answer 12

thank u guys so much now i get to take my end of year exam!