What is the monthly payment to the nearest cent of a 30-year loan of $268,000 with a apr of 6.34%

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.