Aptitude · all questions

Number System
practice.

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Q121

Open question

5^{(x + 3)} = 25^{(3x - 4)}, then find the value of x

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Q122

Open question

Three numbers which are co-prime to one another are such that the product of the first two is 551 and that of last two is 1073. The sum of the three numbers is:

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Q123

Open question

The sum and products of two numbers are 12 and 35 respectively. The sum of their reciprocals will be:

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Q124

Open question

The HCF and LCM of two numbers are 44 and 264 respectively. If the first number is divided by 2, the quotient is 44. The other number is:

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Q125

Open question

A teacher wants to arrange his students in an equal number of rows and columns. If there are 1369 students, the number of students in last row are:

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Q126

Open question

Ram left

\frac{1}{3}

of his property to his widow and

\frac{3}{5}

of the remainder to his daughter. He gave the rest to his son who received Rs. 6,400. How much was his original property worth?

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Q127

Open question

If x : y be the ratio of two whole numbers and z be their HCF, then the LCM of those two numbers is:

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Q128

Open question

The sum of the digits of a two-digits numbers is 12 and when the digits of the to digit number are interchanged, the new number is 36 more than the original. What is the Original number?

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Q129

Open question

A certain number of the capsule were purchased for Rs. 176. Six more capsule could have been purchased in the same amount if each capsule were cheaper by Rs. 3. What was the number of capsules purchased?

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Q130

Open question

An even number can be expressed as the square of an integer as well as cube of another integer. Then the number has to be necessarily divisible by?

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Q131

Open question

The numerator and denominator of a fraction are in the ratio 3 : 4. If 9 is subtracted from the numerator, the resulting fraction in

\frac{2}{3}

of the original fraction. The numerator of the original fraction is

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Q132

Open question

a, b, c and d are negative integers. If a^b + a^c + a^d = 0 then a × b × c × d is always

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Q133

Open question

Which one of the following is not a prime number?

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Q134

Open question

(112 × 5⁴) = ?

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Q135

Open question

It is being given that (2³² + 1) is completely divisible by a whole number. Which of the following numbers is completely divisible by this number?

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Q136

Open question

What least number must be added to 1056, so that the sum is completely divisible by 23 ?

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Q137

Open question

1397 x 1397 = ?

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Q138

Open question

How many of the following numbers are divisible by 132 ?
264, 396, 462, 792, 968, 2178, 5184, 6336

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Q139

Open question

(935421 x 625) = ?

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Q140

Open question

The largest 4 digit number exactly divisible by 88 is:

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Number Systempractice.

Number System
practice.