Problema Solution
miss ann received a change for her Php 6,600 bill from the cashier of a grocery store composed of Php 100 and Php 200 bills. If there are 40 bills in all, how many are there for each type?
Answer provided by our tutors
Let
x = the number of Php 100 bills
y = the number of Php 200 bills
x + y = 40
100x + 200y = 6600
........
click here to see the system of equations solved for x and y
........
x = 14 Php 100 bills
y = 26 Php 200 bills
There were 14 Php 100 bills and 26 Php 200 bills.