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Question

0.8 of which number is equal to 0.00004?

This question was previously asked in
OTET 2026 Social Studies Question Paper (5-Jul-2026)
The correct answer is

0.00005

Let the number be x. 0.8 × x = 0.00004, so x = 0.00004 / 0.8 = 0.00005. Hence option (C) is correct.

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Important Questions from Number System

  1. Consider the following statements :

    1. (25)! + 1 is divisible by 26

    2. (6)! + 1 is divisible by 7

    Which of the above statements is/are correct ?

  2. If the sum S is divided by 8, what is the remainder ?  

  3. If the sum S is divided by 60, what is the remainder ?

  4. Find the sum of squares of the greatest value and the smallest value of K in the number so that the number 45082K is divisible by 3.

  5. How many composite numbers are there from 53 to 97 ?

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