Jerry has a jar of 368 nickels and dimes. The total value of the coins is $28.40. Use a system of equations to find the number of nickels and dimes Jerry has. 168 nickels and 200 dimes

268 nickels and 100 dimes

68 nickels and 250 dimes

100 nickels and 234 dimes

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?