B. Solve the given problems. Show your solutions
1. During the month of February, Bilad High School is celebrating their JS prom. The SSG president
wants to order from a certain restaurant, a chicken package worth P105 and a spaghetti package
worth P90. He must spend no more than P9900. The total number of students is not more than
100. How many packages of each kind must he order?
2. The Math club wants to raise funds through collecting bottles and cups, Bottles cost P2 per piece
while cups cost P0.25 per piece. How many bottles and cups must they collect if they need to raise
at least P1000 and knowing that they will be collecting at least 800 bottles?
3. The Rizal Youth Council will sponsor a concert. They want to sell two types of tickets worth P150
and P250 respectively. At least one hundred P150 tickets and fifty P250 tickets have to be sold as
the council wants to take in at least P55000. Find a system of inequalities that describes all the
possibilities.