Ada needs to simplify the expression below. 50 minus 20 + 5 times 2.5 divided by 4

Which operation should she perform first?
addition
subtraction
multiplication
division

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

Ineed your ! i was to turn this into pond first thing i gotta do is outline the inside with this plastic how big should i cut the plastic the height: 10 1/2” the length: 40” the width: 12” me !

One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?