Important Problems on Mathematical Operations for SSC CGL Onine Examination

Q1 - If "+" denotes "divided by", "x" denotes "added to", "÷" denotes "subtracted from" and "–" denotes "multiplied by", then 54 + 162 – 18 x 12 ÷ 6 = ? / यदि "+" का अर्थ "भाग" है, "x" का अर्थ "जोड़" है, "÷" का अर्थ "घटाव" है तथा "–" का अर्थ "गुणा" है, तो 54 + 162 – 18 x 12 ÷ 6 = ?

Options:

1) 4

2) 1 6

3) 12

4) 10

Correct Answer: 12

Q2 - If "–" means "added to", "+" means "divided by", "÷" means "multiplied by", "x" means "subtracted from", then 13 + 12 x 9 ÷ 3 – 6 = ? / यदि "–" का अर्थ "जोड़" है, "+" का अर्थ "भाग" है, "÷" का अर्थ "गुणा" है, "x" का अर्थ "घटाव" है, तो 13 + 12 x 9 ÷ 3 – 6 = ?

Options:

1) –117/1 1

2) 117/11

3) –237/1 2

4) –239/12

Correct Answer: –239/12

Q3 - If "–" means "divided by", "+" means "multiplied by", "÷" means "added to", "x" means "subtracted from", then 11 ÷ 6 – 2 + 5 x 3 = ? / यदि "–" का अर्थ "भाग" है, "+" का अर्थ "गुणा" है, "÷" का अर्थ "जोड़" है, "x" का अर्थ "घटाव" है, तो 11 ÷ 6 – 2 + 5 x 3 = ?

Options:

1) 17

2) 21

3) 23

4) 26

Correct Answer: 23

Q4 - If "x" denotes "added to", "÷" denotes "subtracted from", "+" denotes "divided by" and "–" denotes "multiplied by", then 14 x 12 – 16 ÷ 18 = ? / यदि "x" का अर्थ "जोड़" है, "÷" का अर्थ "घटाव" है, "+" का अर्थ "भाग" है तथा "–" का अर्थ "गुणा" है, तो 14 x 12 – 16 ÷ 18 = ?

Options:

1) 430

2) 180

3) 168

4) 188

Correct Answer: 188

Q5 - In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question? 42 x 7 ÷ 7 + 9 - 62 = ? / किसी कोड भाषा में,  '+' का मतलब 'x' है, '-' का मतलब '+' है, 'x' का मतलब '÷' है और '÷' का मतलब '-' है। निम्नलिखित प्रश्न का उत्तर क्या है? 42 x 7 ÷ 7 + 9 - 62 = ?

Options:

1) 5

2) 87

3) 22

4) 2

Correct Answer: 5