Please Answer if you can!
I have 5 questions.
1. Ron is seeking a loan with a simple interest rate of 7% per year. He wants to borrow $4,500.
How much will he be charged in interest after 36 months?
A. $9,450
B. $945
C. $11,340
D. $5,445
2. In Texas the state sales tax rate is 6%. Beth purchases a washing machine at $420.00 and a dryer for $360.00.
How much will Beth's total be including state sales tax?
A. $445.20
B. $826.80
C. $780.00
D. $46.80
3. Mrs. Garland bought x number of shirts for the new members of her chorus. The cost for x number of shirts, including $3.99 shipping, was $77.49. Each shirt costs $12.25. There was no sales tax on the purchase. Which equation can be used to find x, total number of shirts purchased?
A. 3.99x + 2.25 = 77.49
B. 3.99(x + 12.25) = 77.49
C. 12.25x + 3.99 = 77.49
D. 12.25(x + 3.99) =77.49
4. Efua and Ngozi go to McDonalds. They each order 1 item off the $1 menu. How much will they pay with 8% tax?
A. $0.16
B. $2.08
C. $54
D. $2.16
5. Hanane eats at a restaurant. The service is poor, so she only leaves a 5% tip on a $50 bill. What was the total bill including tip?
A. $52.50
B. $25
C. $2.50
D. $55
Thanks!