Which two signs should be interchanged to make the given equation correct 128 8 times 2 divide 4 6 3...........

Logical Reasoning (MTS) Arthemetic Operations

Which two signs should be interchanged to make the given equation correct?

128 + 8 × 2 ÷ 4 - 6 = 30

This questions was previously asked in

SSC MTS 13th October 2021 Shift-3

× and -

÷ and -

÷ and +

- and +

- Start with the original equation:

128 + 8 × 2 ÷ 4 - 6 = 30.

- Option 1: Interchange × and -

- New equation: 128 + 8 - 2 × 4 ÷ 6.

- Calculate: 128 + 8 - 2 × (4 ÷ 6) ˜ 134 (incorrect).

- Option 2: Interchange ÷ and -

- New equation: 128 + 8 × 2 - 4 ÷ 6.

- Calculate: 128 + 16 - (4 ÷ 6) ˜ 143 (incorrect).

- Option 3: Interchange ÷ and +

- New equation: 128 ÷ 8 × 2 + 4 - 6.

- Calculate: (128 ÷ 8) × 2 + 4 - 6 = 30 (correct).

- Option 4: Interchange - and +

- New equation: 128 - 8 × 2 ÷ 4 + 6.

- Calculate: 128 - (8 × 2 ÷ 4) + 6 = 132 (incorrect).

- Correct Answer: Option 3: ÷ and +

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