Problema Solution
Lisa paid P17.60 for 3 chocolates and 7 candies. Each chocolate cost 5 times as much as a candy. How much more did she pay for a chocolate than a candy?
Answer provided by our tutors
Let
x = the cost per candy
5x = the cost per chocolate
The chocolate costs 5x - x = 4x more than the candy.
3 chocolates and 7 candies cost P17.60:
3*5x + 7x = 17.60
........
click here to see the equation solved for x
........
x = 0.8
4x = 4*0.8 = P3.20
Lisa paid P3.20 more for a chocolate than a candy.