Aptitude · all questions

Number System
practice.

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677

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Q161

Open question

What least value must be assigned to '*' so that the number 63576 * 2 is divisible by 8 ?

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Q162

Open question

The number 1, 3, 5, 7. . . . . 99 and 128 are multiplied together. The number of zeros at the end of the product must be -

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Q163

Open question

The largest among the numbers ?

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Q164

Open question

The product of two numbers is 120 and the sum of their squares is 289. The sum of the two number is -

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Q165

Open question

The digit in unit's place of the product (2153)¹⁶⁷ is -

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Q166

Open question

If a and b are two distinct natural numbers, which one of the following is true ?

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Q167

Open question

Which of the following fraction is the smallest ?

\frac{7}{6}, \frac{7}{9}, \frac{4}{5}, \frac{5}{7}

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Q168

Open question

\frac{1}{5}

of a number exceeds

\frac{1}{7}

of the same number by 10. The number is -

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Q169

Open question

The product of two numbers is 0.008. One of the number is

\frac{1}{5}

of the other. The smaller number is -

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Q170

Open question

When an integer K is divided by 3 the remainder is 1, and when K + 1 is divided by 5, The remainder is '0'. Of the following the possible value of K is -

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Q171

Open question

Which one of the following numbers is not a square of any natural number ?

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Q172

Open question

The fractions

\frac{1}{3}, \frac{4}{7}

and

\frac{2}{5}

written in ascending order given by -

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Q173

Open question

If 17²⁰⁰ is divided by 18, the remainder is -

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Q174

Open question

Given that, three numbers are such that the second number is twice the first and thrice the third. Also the average of the three numbers is 44. then the difference of the first and the third is :

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Q175

Open question

A number is doubled and 9 is added, If the resultant is tripled, it becomes 75. What is the number ?

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Q176

Open question

A number of boys raised Rs. 400 for a famine relief fund, each boy giving as many 25 paise coins as there were boys. The number of boys was -

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Q177

Open question

The greatest whole number, by which the expression n⁴ + 6n³ + 11n² + 6n + 24 is divisible for every natural number n , is -