Mathematical Operation

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In the following question, by using which mathematical operator will the expression become correct?18 ? 6 ? 9 ? 27

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Which of the following interchanges in signs and numbers will make the given equation correct?8 x 9 + 2 = 74

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The value of -4-(-10) is how much greater then the value of -10-(-4) ?

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Select the missing number from the given responses.

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In the following question, correct the given equation by interchanging two numbers.8 x 3 ÷ 4 + 9 – 5 = 16

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If "A" denotes "subtracted from", "B" denotes "added to", "C" denotes "divided by", "D" denotes "multiplied by", then which of the following statement is correct?

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If "–" stands for "÷", "+"stands for "x", "÷" for "–" and "x" for "+", which of the following equations is correct?

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If × means ÷, - means ×, ÷ means + and + means- than (3 - 15 ÷ 19) × 8 + 6 = ?

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If "+" means "minus", "x" means "divided by", "÷" means "plus" and "-" means "multiplied by", then 81 x 9 + 10 – 6 ÷ 5 = ?

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A sum of Rs.1890 has to be used to give 9 prizes to the customers of a super market for their overall academic purchases. If each prize is Rs.30 less than its preceding price, what is the least value of the price ?

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If "#" means "subtraction", "&" means "division", "@" means "addition" and "%" means "multiplication" then

516 & 6 # 11 @ 50 % 4 = ?

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In a certain code language, '-' represents 'x', '÷' represents '+', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.19 ÷ 2 - 35 + 10 x 6 = ?

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The following equation is incorrect. Which two signs should be interchanged to correct the equation?

10 x 4 + 5 - 30 ÷ 6 = 31

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12:30 :: 14: ?

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If Q means 'add to', J means 'multiply by', T means 'substract from' and K means 'divide by' then 30 K 2 Q 3 J 6 T 5 = ?

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5x - 6 = 3x - 8

Solve the above equation.

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In a cricket match, five batsmen P, Q, R, S and T scored an average of 36 runs. S Scored 5 more than T; T scored 8 fewer than P; Q scored as many as S and T combined; and Q and R scored 107 between them. How many runs did T score ?

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What approximate value will come in place of question mark (?) in the following question ?

(49.001)^{2} = ?

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1 ÷ 14 x 30 + 20 - 10 = 12

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If × stands for 'addition', ÷ stands for 'subtraction', + stands for 'multiplication' and-stands for 'division', then 20 × 8 ÷ 8 - 4 + 2 = ?

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Given intercharges :

Signs + and x and numbers 4 and 5.

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The solution of 3(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____

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Select the correct set of symbols which will fit in the given equation?

5 0 3 5 = 20

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If A + B = 2C and C + D = 2A, then

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Find out the two signs to be interchanged for making following equation correct

5 + 3 x 8 - 12 / 4 =3

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Given interchanges :

Signs + and - , numbers 4 and 8.

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