Q1=As a fundraiser, the Student Council sold chances to guess the number of jellybeans in a jar. Brenda won the raffle with a guess of 370 jellybeans even though there were actually 400 jellybeans in the jar. What was her percent error?
Pl this is a unit test i go to k12 i neeed this to bring my grade up

Q2-Alexis is making a cake and needs 4/5 cups of brown sugar for every 3/4 pounds of flour. How much brown sugar will be needed for 1 pound of flour?

HINT: change the fractions to decimals and set up equivalent fractions.

Q3-Find the percent of change from 10 to 15.

Q4-Mrs. Kryza and her family go out for dinner at Red Lobster. Their bill was $55.25. Mrs. Kryza leaves a 20% tip. What is Mrs. Kryza’s total amount, including tip?

Q5-Lillian wants to purchase a new camper. She needs to borrow $6000 for 2 years. Lillian will have a 3.5% interest rate. How much interest will be earned?

Hint: Use this formula: Interest = Prt