Acoin is flipped 10 times where each flip comes up either heads or tails. how many possible outcomes
a) are there in total?
b) contain exactly two heads?
c) contain at most three tails?

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week