allery2 kg apples with 1 kg grapes cost 160, and 4 kg apples with 2 kg grapes cost 300. The unknowns here are:
ATwo prices per kg
BTwo total weights
CThree unit prices
DOne single price
Answer & Solution
Correct answer: A. Two prices per kg
1. Let apple price be x and grape price be y.
2. Both equations use the same two unknowns.
3. So there are two prices to find.
_Source: syllabus Mathematics, Chapter 3, Pair of Linear Equations in Two Variables._
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