Problema Solution
A pottery studio gives two-hour and four-hour classes for 45$ an hour. If the studio has collected $3330 for a totalof 32 classes, how many two-hour classes and how many four-hour classes were paid for?
Answer provided by our tutors
Let
x = the number of two-hour classes
y = the number of four-hour classes
x + y = 32
2*45*x + 3*45*y = 3330
........
click here to see the system of equations solved for x and y
........
x = 22 two-hour classes
y = 10 four-hour classes
22 two-hour and 10 four-hour classes were paid for.