How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers?

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How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers?

1.1200

2.1092

3.1082

4.1192

Posted Date:-2022-03-03 14:37:56

More MCQS Questions and answers

  1. A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder?
  2. A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15?
  3. A number consists of two digits. If 3/5 of 1/5 of the number is 9. Find the sum of its two digits?
  4. A number when divided by 221 gives a remainder 43, what remainder will be obtained by dividing the same number 17?
  5. Find the least number when successively divided by 2, 3 and 7 leaves remainders 1, 2 and 3 respectively?
  6. How many figures are required to number the pages the pages of a book containing 365 pages?
  7. If 4 2/3 is subtracted form 10 1/2 and the difference is multiplied by 450, then what is the final answer?
  8. If all the fractions 3/10, 1/16, 4/11, 2/9, 1/7, 5/14 and 5/24 arranged in descending order of their values, then which one will be the third?
  9. If one third of 3/4 of a number is 21. Then find the number?
  10. In a division sum, the quotient is 120, the divisor 456 and the remainder 333, find the dividend?
  11. Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number?
  12. Subtracting 30 from a number, the remainder is one fourth of the number. Find the number?
  13. What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4?
  14. What is the sum of all the numbers between 300 and 1000 which are divisible by 179?
  15. . A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13?
  16. A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder?
  17. A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? A. 7B. 11C. 0D. 5
  18. A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent?
  19. A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform?
  20. A man engaged a servant on the condition that he would pay him Rs.900 and a uniform after one year service. He served only for 9 months and received uniform and Rs.650, find the price of the uniform?
  21. A number exceeds by 25 from its 3/8 part. Then the number is?
  22. A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number?
  23. By how much is 3/5th of 875 greater than 2/3 of 333?
  24. Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers?
  25. Find the least number when successively divided by 2, 3 and 7 leaves remainders 1, 2 and 3 respectively?
  26. Find the nearest to 25268 which is exactly divisible by 467?
  27. How many figures are required for numbering the pages of a book containing 1000 pages?
  28. How many figures are required to number the pages the pages of a book containing 365 pages?
  29. How many numbers up to 100 and 300 are divisible by 11?
  30. How many numbers up to 100 are divisible by 7?
  31. How many numbers up to 200 are divisible by 2 and 3 both?
  32. How many numbers up to 300 and 700 are divisible by 2, 3 and 7 both together?
  33. How many numbers up to 500 are divisible by 23?
  34. How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers?
  35. If 70% of an equal to 40% of b, then ratio between a and b is?
  36. If a number is subtracted from its square we get 272. Find the number?
  37. If three eighth of a number is 141. What will be the approximately value of 32.08% of this number?
  38. One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number?
  39. Sum of the digits number is 8 and their product is 12. Find the difference between the digits?
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  44. The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is?
  45. Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number?
  46. Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number?
  47. Two third of three- fifth of one fourth of a number is 24, what is 30% of that number?
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