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NDA Binary Numbers PYQs with Solutions

31 previous year questions from Binary Numbers (NDA Mathematics) with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

31 questionsMathematics2010–2023Answers + solutions

About Binary Numbers PYQs

Binary Numbers has 31 previous year questions in the Quantrex Academy NDA Mathematics bank. The 31 questions in this list come from NDA (31), spanning 2010 to 2023. Each question opens on its own page with the options, the correct answer and the worked solution where available.

NDA Binary Numbers PYQs with Solutions

About Binary Numbers PYQs

Questions by year (this list)

Binary Numbers questions with solutions

What is the binary number equivalent to decimal number 1011?

If x^3+y^3=(100010111)_2 and x+y=(11111)_2 , then what is (x-y)^2+x y equal to?

What is (1110011)_2 ÷(10111)_2 equal to?

The number (1101101+1011011)_2 can be written in decimal system as

A binary number is represented by (c d c c d d c c c d d d)_2 , where c > d . What is its decimal equivalent?

The binary number expression of the decimal number 31 is

The sum of the binary numbers (11011)_ 2, (10110110)_2 and (10011 x 0 y)_2 is the binary number (101101101)_2 . What are the values of x and y ?

The remainder and the quotient of the binary division (101110)_2 ÷(110)_2 are respectively

In the binary equation (1 p 101)_2+(10 ql)_2=(100 r 00)_2 where p, q and r are binary digits, what are the possible values of p, q and r respectively?

What is the binary equivalent of the decimal number 0.3125?

If the number 235 in decimal system is converted into binary system, then what is the resulting number?

What is (1000000001)_2-(0.0101)_2 equal to ?

The decimal number (127.25)_ 10 , when converted to binary nunber, takes the form

If (11101011)_2 is converted decimal system, then the resulting number is

What is the sum of the two numbers (11110)_2 and (1010)_2 ?

What is (1001)_2 equal to?

The number 251 in decimal system is expressed in binary system by:

The binary representation of the decimal number 45 is

The number 83 is written in the binary system as

A number in binary system is 110001. It is equal to which one of the following numbers in decimal system?

The decimal representation of the number (1011)_2 in binary system is :

What is the decimal number representation of the binary number (11101.001)_2 ?

The number 292 in decimal system is expressed in binary system by

The decimal number (57.375)_ 10 when converted to binary number takes the form :

In binary system the decimal number 0.3 can be expressed as

In the binary system of numbers let a=00111 and b= 01110 , then in decimal system what is b / a equal to?

The number 10101111 in binary system is represented in decimal system by which one of the following numbers?

What is (1111)_2+(1001)_2-(1010)_2 equal to?

What is the binary number equivalent of the decimal number 32.25?

What is the equivalent binary number of the decimal number 13.625?

What is the value of (0.101)_2^ (11)_2 +(0.011)_2^ (11)_2 (0.101)_2^ (10)_2 -(0.101)_2^ (01)_2 (0.011)_2^ (01)_2 +(0.011)_2^ (10)_2 ?

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Binary Numbers in other exams