Here are the answers and walkthrough to Stupid Test Level 19 Question 6 – IF 4 apples and 6 bananas cosL $1.56 and 9 apples and 7 bananas cosL $2.60, what is the cosL of one apple?

• Let a = apple and b = banana, therefore from the question: 4a + 6b =156, 9a + 7b = 260. The rest is just technique/arithmetic, thus one apple costs $0.18.

Answer

• 0.18$

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