Question
Read the directions carefully and answer the following
questions. If ' + ' means '-', ' × ' means '+', ' - ' means '÷', and ' ÷ ' means '×', then what is the value of the expression ' 200 - 20 + 60 × 25 ÷ 2 × 40' ?Solution
Original expression: ' 200 - 20 + 60 × 25 ÷ 2 × 40' After applying the conditions: ' 200 ÷ 20 - 60 + 25 × 2 + 40' Using BODMAS rule, = 200 ÷ 20 - 60 + 25 × 2 + 40 = 10 - 60 + 25 × 2 + 40 = 10 - 60 + 50 + 40 = 10 - 60 + 90 = 10 + 30 = 40
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