ESE 2021: General Aptitude (Number System)

In a number system, the product of 44 and 11 is 3414. The number 3111 of this system, when converted to the decimal number system, becomes _____.

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

If the numerator of a fraction is increased by 60% and denominator is increased by 35%, the resultant fraction is . What will be the 40% of the original fraction?

How many zeroes will be there at the end of 10 × 20 × 30 × 40 × ........ × 950

Find the value of  .

What is the place value of 4 in 9453?

In a question on division, the divisor is 6 times the quotient and 3 times the remainder. If the remainder is 40, then find the dividend.

There are five stations on a railway line. What is the number of different journey tickets that are required for railway authorities?

The unit digit in the product (2467)¹⁵³ × (341)⁷² is