No need for explanation, easy 6th grade math Annabel and Riley were given a homework packet of 120 math questions to finish over the summer.

In June, Annabel finished 25% of the questions in her packet.
In June, Riley finished 40% of the questions in her packet.
How many more questions had Riley finished than Annabel?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field