1) Gina has a coin collection. She keeps 10 of her coins in a box, which is only 5% of her collection. What is the total number of coins in her collection? 2 ) grocery store sells a bag of 6 apples for $2.40. What is the unit cost of each apple in the bag?

3) John bounces a basketball 40 times in 20 seconds. How many times would he bounce the ball in 180 seconds?

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?