Question
If * means +, @ means -, # means × and $ means ÷,
then what is the value of 16 * 40 @ 56 $ 7 # 2 ?Solution
16 * 40 @ 56 $ 7 # 2 = 16 + 40 – 56 ÷ 7 × 2 = 16 + 40 – 8 × 2 = 16 + 40 – 16 = 40
Find the area of the triangle formed by the line 5x + 3y = 15 and the x-axis and the y-axis.
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