Aschool club sold 220 t-shirts for a fundraiser. adult-size shirts cost $20 each and child-size shirts cost $15 each. the total collected for all the t-shirts sold was $3,550. how many adult-size t-shirts were sold?

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

To determine the number of deer in a forest a forest ranger tags 280 and releases them back