martha took out a loan of 32,000 from the bank. the bank offered her 1.25% simple interest for eight years. Calculate the total value that martha has to repay the bank?

Two lines parallel to the same plane are parallel to eachother

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

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?