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Mathematical Operations Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Mathematical Operations. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
In the given question if + means -, × means /, - means + and / means × then find out the answer of the following question.
Q 1 - 23 + 7 - 7 + 8 + 4 - 6
Options :
Answer : C
Explanation
23 - 7 + 7 - 8 - 4 + 6 = 17. So option C is correct.
If 0 is to be replaced by 1, 1 is replaced by 2. 7 is replaced by 8 and 8 is replaced by 9 and 9 is replaced by 0. Then answer the following question.
Q 2 - 71 + 72 + 73 - 84
Options :
Answer : A
Explanation
By changing the numbers, we get 82 + 83 + 84 - 95 = 154.
If + means -, × means /, - means + and / means × then find out the answer of the following question.
Q 3 - (78 × 13)/12
Options :
Answer : B
Explanation
By interchanging the signs, we get (78/13) × 12 = 6 × 12 =72.
If + means -, × means /, - means + and / means × then find out the answer of the following question.
Q 4 - 41 - 42 - 104 - 105
Options :
Answer : A
Explanation
41 + 42 + 104 + 105 = 292.
If 0 is to be replaced by 1, 1 is replaced by 2. 7 is replaced by 8 and 8 is replaced by 9 and 9 is replaced by 0. Then answer the following question.
Q 5 - 771 + 642 - 307
Options :
Answer : A
Explanation
882 + 753 - 418 = 1217
Directions for question − If
+ = ×
- = +
× = ÷
÷ = -
Then answer the following question based on this information.
Q 6 - 28 × 7 + 3 ÷ 12 - 1 =
Options :
Answer : B
Explanation
Replacing the symbols the result will be 1.
Give interchanges −
Q 7 - Signs + and × and numbers 5 and 6
Options :
Answer : B
Explanation
By interchanging the required parameters in option B, we will get 28.
Find out the two signs to be interchanged for making the equation correct
Q 8 - 23/1 × 22 - 1 + 1 = 2
Options :
Answer : B
Explanation
By making changes as suggested in option B, we will get the solution as given on the RHS side.
Give interchanges −
Q 9 - Signs + and - and numbers 2 and 5
Options :
Answer : A
Explanation
By interchanging the required parameters in option A, we will get 4.
In the given question if + means -, × means /, - means + and / means × then find out the answer of the following question.
Q 10 - 23 + 7 - 7 + 8 + 4 - 6
Options :
Answer : C
Explanation
23 - 7 + 7 - 8 - 4 + 6 = 17. So option C Is correct.