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2 oranges 3 bananas and 4 apples cost rs.15 . 3 ornages 2 bananas 1 apple costs rs 10. what is the cost of 3 oranges 3 bananas and 3 apples |
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Answer» LET x be price of 1 orange Let y be price of 1 banana Let z be price of 1 apple Thus, 2x + 3y + 4Z = 15 3x + 2y + z = 10 Adding both equations 5(x + y + z) = 25 x + y + z = 5 Multiply both sides by 3 3x + 3y + 3Z = 15 Thus 3 oranges 3 BANANAS and 3 apples cost 15 Rs |
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