Problema Solution
A high school marching band of 205 students went to a competition. They took 9 vehicles, some cars and some buses. Find the number of cars and the number of buses they took if each car holds 5 students and each bus hold 45 students.
Answer provided by our tutors
let
x = the number of cars
y = the number of buses
They took 9 vehicles, some cars and some buses:
x + y = 9
A high school marching band of 205 students went to a competition and each car holds 5 students and each bus hold 45 students:
5x + 45y = 205
by solving the system of equations:
x + y = 9
5x + 45y = 205
we find:
x = 5 cars
y = 4 buses
click here to see the step by step solution of the system of equations:
they took 5 cars and 5 buses.