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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 - 45 + 65 + 35 + 65 - 10
Options :
Answer : A
Explanation
45 - 65 - 35 - 65 + 10 = -110. Hence option A 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 - 25 + 24 + 45 - 64
Options :
Answer : D
Explanation
36 + 35 + 56 - 75 = 52.
If 0 is written as *
1 is written as .
2 is written as .*
3 is written as ..
4 is written as .** answer the following
Q 3 - If … is added to .**, what will be the sum?
Options :
Answer : B
Explanation
as …= 4 + 2 + 1 = 7 and .** = 4 + 0 + 0 = 4. So 7 + 4 = 11 and .*.. = 8 + 0 + 2 + 1 = 11. Hence option B is correct.
If + means -, × means /, - means + and / means × then find out the answer of the following question.
Q 4 - 15 + 8 + 9 - 17 - 18 - 19
Options :
Answer : D
Explanation
15 - 8 - 9 + 17 + 18 + 19 = 52.
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 - 149/14
Options :
Answer : A
Explanation
250/25 = 10.
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 : A
Explanation
By interchanging the required parameters in option A, we will get 24.
Directions for questions − If
‘+’ = ’×’
‘-‘ = ’+’
‘×’ = ’/’
’/’ = ‘-‘
Then answer the following questions based on this information
Q 8 - 27 × 9/3 + 3 - 4 =
Options :
Answer : C
Explanation
Replacing symbols the result will be -2.
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 + 13 + 10 - 76
Options :
Answer : B
Explanation
23 - 10 - 13 + 76 = 76. So option B is correct.