mimo has some Php 10 and Php 5 coins .The amount of these coins is at most Php 750. Suppose there are 50 Php 5 coins, what could possibly be the number of Php 10 coin?

3 answers

number of Php 10 ---- x
number of Php 5 ----- y

10x + 5y ≤ 750
2x + y ≤ 150
if y = 50
2x + 50 ≤ 150
2x ≤ 100
x ≤ 50
mimo has some 10 and 5 coins. the total amount of these coins is at most 150. suppose there are 10 5 coins. what could possibly be the number of 10 coin? what is asked?
Paki sagot naman po