Find the probability that k out of n packets are not ef.

How do i get the answer for 2/3 * 10/3

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?