# Logical Reasoning Questions And Answers :: Mathematical Operations: part1

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Logical Reasoning Ability Test : Mathematical Operations QUESTIONS AND ANSWERS :: part1 : 6 to 10

Directions for Qns: If `+’ is `x’, `-‘ is `+’, `x’ is `÷’ and '÷' is `-‘, then answer the following questions based on this information.
 6. 15 x 5 ÷ 3 + 1 – 1 = ? -1 -2 3 1 None of these ANSWER : 1 Explanation : . 15 ÷ 5 – 3 x 1 + 1 = 3 – 3 x 1 + 1 = 1
 7. 9 – 3 + 2 ÷ 16 x 2 = ? 7 5 9 6 None of these ANSWER : 7 Explanation : . 9 + 3 x 2 – 16 ÷ 2 = 9 + 3 x 2 – 8 = 9 + 6 – 8 = 7
 8. 21 ÷ 8 + 2 – 12 x 3 = ? 14 9 13.5 11 None of these ANSWER : 9 Explanation : . After interchanging signs, the equation is 21 – 8 x 2 + 12 ÷ 3 = 21 – 8 x 2 + 4 = 21 – 16 ÷ 4 = 9

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