What is the purchase price of a 33-week T-bill with a maturity value of $1030 that earns an annual interest rate of 5.9%?

This is about circle theorems. someone asap : (

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?