The admission fee at a small is $1.50 for children and $4.00 for adults. on a certain day, 2200 people enter the fair and $5050 is collected.
how many children and how many adults attended?
solve using systems of equations.

Marion has a bicycle that she is planning to take for a ride. the rim of the rear wheel lies 41 cm from the center of the wheel. the tire itself has a thickness of 3 cm. in order for marion to ride her bicycle 96,712 cm approximately how many rotations will the rear wheel make?