Questions from Financial Algebra

Q: A sole proprietorship is worth w dollars. The owner loses a

A sole proprietorship is worth w dollars. The owner loses a lawsuit against him for y dollars, where y > w. Express algebraically the value of the personal property the owner must forfeit to pay the s...

Q: A fitness company needs to test some new hand-strengthening equipment

A fitness company needs to test some new hand-strengthening equipment, and compare the effectiveness for left and right hands. They need to select 100 volunteers from a gym membership list of 9,876 me...

Q: A pharmaceutical company is testing a new drug to see its effectiveness

A pharmaceutical company is testing a new drug to see its effectiveness on lowering cholesterol. They randomly select 2,000 people and split them into two groups. The control group takes a placebo—a p...

Q: A pharmaceutical company is deciding whether or not to invent a new

A pharmaceutical company is deciding whether or not to invent a new medication. They need to do some research into physical benefits of certain sports. They want to test if people who only play tennis...

Q: An inventor for the Rust-Fight Paint Company wants to test

An inventor for the Rust-Fight Paint Company wants to test if his paint is more resistant to rust than the current type of paint they manufacture. He will test 10 cans of the old paint and 10 cans of...

Q: Laura bought 55 shares of stock for $3.50 per

Laura bought 55 shares of stock for $3.50 per share last year. She paid her broker a 1% commission. She sold the stock this week for $2 per share, and paid her broker a $10 flat fee. a. What were Lau...

Q: For Your Eyes Only manufactures eyeglasses. They have developed a new

For Your Eyes Only manufactures eyeglasses. They have developed a new type of hinge that they plan to test on 300 randomly selected customers. a. If they start on line 30 of the random number table o...

Q: A random group of 900 students, from the 5 million students

A random group of 900 students, from the 5 million students in a certain state, is to be taken using the random number table. a. How many digits will be needed to be assigned to each person? b. Wou...

Q: The Frederick Fertilizer Company has developed a fertilizer they think will make

The Frederick Fertilizer Company has developed a fertilizer they think will make plants grow faster, taller, and heartier. They need to conduct an experiment. They need to plant seeds randomly into di...

Q: Marcy wants to have $75,000 saved sometime in the

Marcy wants to have $75,000 saved sometime in the future. How much must she deposit into an account that pays 1.3% interest, compounded monthly? Use a graphing calculator to graph the present value fu...