Jacob earns $9.80 per hour at his job. Jacob's older brother, Dan, earns 5% more per hour at his job than Jacob earns. How much money, in dollars, does Dan earn in an hour?

Autumn earns $340 a week at her job. For 8 weeks, she deposits 15% of her weekly earnings into a savings account. What is the account balance at the end of 8 weeks?

The Aviation Club budgeted $1020 to buy new remote control helicopters. The price of a helicopter is $110.99 plus sales tax of 6%. What is the greatest number of helicopters the club can buy?

It costs Subway $2.95 to make their turkey club sandwich. If they sell their sandwich at a 245% markup, how much do they sell the sandwich for?

Ashley estimated the weight of her dog to be 30 pounds. When she took her dog to the vet, she found out that her dog actually weighs 38 pounds. Find the percent error.

Tanner invested money into her savings account that has an interest rate of 3.5%. After 1.5 years, she had earned $26.25 in interest. How much money did Tanner initially invest?

Elliott put $1,000 into a savings account that earns 4.2% in interest annually. If he does not make any other deposits or withdraws, about how long will it take for his account to double?

Aiden and his 2 brothers are going to the movies. A movie ticket and small popcorn costs 8.5x + 5.25y. Write an expression, in simplest form, to represent the total cost for Aiden and his brothers to go to the movies if they each purchase a ticket and small popcorn.

Factor the expression below completely.

12ab - 8a