8th grade math HELP! PLEASE! !100 points if all coorrect!!?

1. An ounce 7 4/5 can of cat food costs 38 cents. Two bags of two pounds (1 pound = 16 ounces) of cat food costs $ 9.92. Based on the single unit price, which is the better buy? MedlinePlus MedlinePlus Replies:
The can of cat food. MedlinePlus The two 2-pound bags of cat food.
Unit prices are equal, so it is not the best buy. MedlinePlus Since it is in ounces and the other is in pounds, not comparable.
MedlinePlus 2. Morgan borrowed $ 28,000 at an interest rate of 3% for ten years. What was the total interest paid on the loan Morgan? MedlinePlus MedlinePlus Replies MedlinePlus MedlinePlus $ 8,400 MedlinePlus $ 840,000 MedlinePlus $ 868,000 MedlinePlus $ 36,400 MedlinePlus 3.A car traveled 93 miles in 1 1/2 hours. If the car continues at the same rate, how many miles you travel in 3 1/2hours? MedlinePlus MedlinePlus Replies MedlinePlus 17.7 miles MedlinePlus 62 miles
217 miles
325.5 miles
MedlinePlus MedlinePlus 4.A student read 40 pages of a book in 60 minutes. If the student continues to read at the same pace, how long it takes to read 220 pages? MedlinePlus MedlinePlus Replies MedlinePlus 330 minutes
13,200 minutes
2400 minutes
146.7 minutes
MedlinePlus 5.The scale map of Pennsylvania is 1 inch = 50 miles. A student measured the distance from Pittsburgh to Philadelphia, PA as 6.08 inches. What is the distance between these two cities? MedlinePlus MedlinePlus Replies MedlinePlus 304 miles
300 miles
608 miles
600 miles MedlinePlus MedlinePlus A photograph measures 10 inches wide by 18 inches long. If the image is reduced so that the length is 6 inches, what is the new width?
MedlinePlus Replies MedlinePlus MedlinePlus 3.3 inches MedlinePlus 10.8 inches 30 inches MedlinePlus 4 inches MedlinePlus MedlinePlus 6.Molly earns $ 5 an hour at work. She works 40 hours a week. She works three weeks each month. She saved $ 3,000.00 and put your money in your savings account at the bank. The interest rate is 6%. She leaves her money in the bank for seven years. MedlinePlus MedlinePlus How much money does Molly win every week? MedlinePlus MedlinePlus Replies MedlinePlus MedlinePlus $ 100 $ 200 MedlinePlus MedlinePlus $ 300 MedlinePlus $ 400 MedlinePlus 7. Molly earns $ 5 an hour at work. She works 40 hours a week. She works three weeks each month. She saved $ 3,000.00 and put your money in your savings account at the bank. The interest rate is 6%. She leaves her money in the bank for seven years. MedlinePlus MedlinePlus How much money does each month Molly? MedlinePlus MedlinePlus Answers; MedlinePlus $ 200 MedlinePlus MedlinePlus $ 400 $ 600 MedlinePlus MedlinePlus $ 800 MedlinePlus 9.Molly earns $ 5 an hour at work. She works 40 hours a week. She works three weeks each month. She saved $ 3,000.00 and put your money in your savings account at the bank. The interest rate is 6%. She leaves her money in the bank for seven years. MedlinePlus MedlinePlus After seven years, what is the total amount of money that you will have the interest and principal value of $ 3000? MedlinePlus MedlinePlus Solve this problem as simple interest. MedlinePlus MedlinePlus Replies MedlinePlus MedlinePlus $ 126,000 MedlinePlus $ 1,260 MedlinePlus $ 129,000 MedlinePlus $ 4,260 MedlinePlus One scientist noted that of the 30 birds visiting a bird feeder right, 22 birds had a red dot on the forehead. The others did not have a red dot. What percentage of birds do not have a red spot? MedlinePlus MedlinePlus Replies MedlinePlus 8 birds MedlinePlus 22 birds MedlinePlus 73% MedlinePlus 27%