Given that sin theta=-7/8 and cos, theta find the exact value of sec theta

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.