Party trays which cost \( \$ 14.00 \) to make not including labor are sold for \( \$ 35.00 \). if two people work 8 -hour shifts making the trays at \( \$ 7.00 \) per hour, how many trays must be sold to cover all costs including labor?

Suppose Lisa borrows \( \$ 7500 \) at an interest rate of \( 4 \% \) compounded each year. Assume that no payments are made on the loan. Follow the instructions below. Do not do any rounding. \[ \begin{array}{l}\text { (a) Find the amount owed at the end of } 1 \text { year. } \\ \text { (b) Find the amount owed at the end of } 2 \text { years. }\end{array} \]

The new technology aims to assist both grocery chains and the customer. With years of inflation and grocery prices rising, budgets are top of mind for consumers right now. So much so that a survey of registered voters before last month`s election showed that a whopping 96\% of voters said high prices for gas, groceries, and other goods factored in to how they cast their ballots. Consumer Price Index, or CPI, inflation data shows that Americans are shelling out \( 22 \% \) more for groceries compared to January of 2021.

Scott invested a total of \( \$ 6300 \) at two separate banks. One bank pays simple interest of \( 10 \% \) per year while the other pays simple interest at a rate of \( 6 \% \) per year. If Scott earned \( \$ 502.00 \) in interest during a single year, how much did he have on deposit in each bank? Scott had \( \$ 3100 \) on deposit at the bank that payed \( 10 \% \) interest.

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If \( \$ 3000 \) is invested in a bank account at an interest rate of \( 9 \% \) per year, Find the amount in the bank after 5 years if interest is compounded annually: Find the amount in the bank after 5 years if interest is compounded quaterly: Find the amount in the bank after 5 years if interest is compounded monthly: Finally, find the amount in the bank after 5 years if interest is compounded continuou