English and Logical Reasoning Prep GuideLogical ReasoningMathematical Operations
Directions: Kindly solve the following questions and choose an option as your answer for each. Which interchange of signs will make the following equation correct? (16 – 4) × 6 ÷ 2 + 8 = 30
Options
- A÷ and –
- B÷ and +
- C– and +
- D× and -
Correct answer
A. ÷ and –
Step-by-step solution
From the first option, we will get: (16 – 4) × 6 ÷ 2 + 8 = 30 ⇒ (16 ÷ 4) × 6 – 2 + 8 = 30 ⇒ 4 × 6 – 2 + 8 = 30 ⇒ 24 – 2 + 8 = 30 ⇒ 32 – 2 = 30 Hence, the option A is correct.