If a coin is flipped 5 times, what is the probability that the coin lands on heads every time?   1/2 1/4 1/8 1/16 1/32

Suppose that the probability that a child living in an urban area in the United States is obese is 20%. If a social worker sees 15 children living in urban areas, what is the probability that 5 are obese? Enter response as .xxxx

A coin is weighted in such a way that it lands "heads side up" 70% of the time. The coin is to be flipped until there are exactly 5 flips that land "heads side up". What is the probability that the 5th "heads side up" occurs on the 8th toss? 25

A 6-6-sided die with sides numbered 11 through 66 is tossed. A penny is then tossed. If the penny comes up heads, the value of the die is multiplied by 2.2. Otherwise, the value of the die is left unchanged. What is the probability that the outcome is less than 6?6? Enter your answer as a decimal, rounded to the nearest thousandth, like this: 0.423