Lin is taking out a loan in the amount of $575. Her choices
for the loan are a 7-year loan at 4.5%
simple interest and 8-year loan at
3.9% simple interest. What is the
difference in the amount of interest Lin
would have to pay for each of these
two loans? (Round to the nearest cent)

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

What is the total surface area of this square pyramid?