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If ‘+’ means ‘-‘, ‘-‘ means ‘×’,’×’ means ‘÷’ and ‘÷’ means ‘+’, what will come in place of the question mark (?) in the following equation? 28 – 2

Question

If ‘+’ means ‘-‘, ‘-‘ means ‘×’,’×’ means ‘÷’ and ‘÷’ means ‘+’, what will come in place of the question mark (?) in the following equation?
28 – 2 + 80 × 5 ÷ 14 = ?

54

25

52

45

Solution

Correct option is A

Given: 28 – 2 + 80 × 5 ÷ 14 = ?

Original Symbol	+	−	×	÷
New Symbol	−	×	÷	+

Apply operation replacement

$=28 × 2 - 80 ÷ 5 + 14 \\ \ \\ =56 - 16 + 14\\ \ \\ = \bf54$ 

Thus, correct option is (a).

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If ‘+’ means ‘-‘, ‘-‘ means ‘×’,’×’ means ‘÷’ and ‘÷’ means ‘+’, what will come in place of the question mark (?) in the following equation?
28 – 2 + 80 × 5 ÷ 14 = ?

54

25

52

45

Correct option is A

Free Tests

CBT-1 Full Mock Test 1

RRB NTPC Graduate Level PYP (Held on 5 Jun 2025 S1)

CBT-1 General Awareness Section Test 1

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Access ‘RRB Group D’ Mock Tests with

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If ‘+’ means ‘-‘, ‘-‘ means ‘×’,’×’ means ‘÷’ and ‘÷’ means ‘+’, what will come in place of the question mark (?) in the following equation? 28 – 2 + 80 × 5 ÷ 14 = ?

54

25

52

45

Correct option is A

Free Tests

CBT-1 Full Mock Test 1

RRB NTPC Graduate Level PYP (Held on 5 Jun 2025 S1)

CBT-1 General Awareness Section Test 1

Similar Questions

Access ‘RRB Group D’ Mock Tests with

Access ‘RRB Group D’ Mock Tests with

If ‘+’ means ‘-‘, ‘-‘ means ‘×’,’×’ means ‘÷’ and ‘÷’ means ‘+’, what will come in place of the question mark (?) in the following equation?
28 – 2 + 80 × 5 ÷ 14 = ?