If 5 apples and 4 oranges cost Rs. 340, what is the price of one apple and one orange?
- Apple = Rs. 30, Orange = Rs. 25
- Apple = Rs. 40, Orange = Rs. 20
- Apple = Rs. 50, Orange = Rs. 15
- Apple = Rs. 45, Orange = Rs. 10
Explanation
Let apple = x, orange = y
5x + 4y = 340
Try options:
B) 5×40 + 4×20 = 200 + 80 = 340
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