Home
Class 14
MATHS
What percentage of numbers from 1 to 70 ...

What percentage of numbers from 1 to 70 have squares that end in the digit 1? `1` b. `14` c. `20` d. `21`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • PARTNERSHIP

    RS AGGARWAL|Exercise All Questions|75 Videos

  • PERMUTATIONS & COMBINATIONS

    RS AGGARWAL|Exercise All Questions|61 Videos

Similar Questions

Explore conceptually related problems

What percentage of the numbers from 1 to 50 have squares that end in the digit 1? (a) 1 (b) 5 (c) 10 (d) 11

What percentage of numbers from 1 to 80 have 1 or 9 in the units digit?

The product of all integers from 1 to 100 will have the following number of zeros at the end: (a)20 (b)21 (c)19 (d)24

What percent of 1 hour is 1 minute and 12 seconds ? A. 2% B. 12% C. 11% D. 1.2%

Three digit numbers are formed using the digits 0,2,4,6,8. A number is chosen at random out of these numbers what is the probability that this number has the same digits? a.(1)/(16)b .(16)/(25) c.(1)/(645) d.(1)/(25)

Property 1 If the units digit of a number is 237 or 8 then it does not have a square root in N( the set of natural numbers).

What is the sum of the squares of the digits from 1 to 9?105quad (b) 260quad (c) 285 (d) 385

The total number not more than 20 digits that are formed by usingd the digits 0,1,2,3, and 4 is a.5^(20) b.5^(20)-1 c.5^(20)+1 d.none of these

RS AGGARWAL-PERCENTAGE-All Questions
  1. Three fourths of a numbers is equal to 60% of another number and th...

    Text Solution

    |

  2. The number which exceeds 16% of it by 42 is 50 b. 52 c. 58 d. 60

    Text Solution

    |

  3. What percentage of numbers from 1 to 70 have squares that end in the ...

    Text Solution

    |

  4. By how much percent is four-fifths of 70 lesser than five-sevenths of ...

    Text Solution

    |

  5. If 75% of a number is added to 75, then the result is the number its...

    Text Solution

    |

  6. If a number x is 10% less than another number y and y is 10% more than...

    Text Solution

    |

  7. When 125 is subtracted from a number, it reduces to its 37.5 percent. ...

    Text Solution

    |

  8. Which of the following multipliers will cause a number to be increased...

    Text Solution

    |

  9. The sum of the two numbers is (28)/(25) of the first number. The secon...

    Text Solution

    |

  10. A number reduced by 25% becomes 225. What percent should it be increas...

    Text Solution

    |

  11. If 25% of a number is subtracted from a second number, the second n...

    Text Solution

    |

  12. The difference of two numbers is 20% of the larger number. If the s...

    Text Solution

    |

  13. When any number is divided by 12, then dividend becomes 1/4t h of t...

    Text Solution

    |

  14. If one numbers 80% of the other and 4 times the sum of their squares i...

    Text Solution

    |

  15. Two numbers A and B are such that the sum of 5% of A and 4% of B is tw...

    Text Solution

    |

  16. The population of a town increased from 1,75,000 to 2,62,500 in a deca...

    Text Solution

    |

  17. A student multiplied a number by 3/5 instead of 5/3dot What is the ...

    Text Solution

    |

  18. A tempo is insured to the extent of 4/5 of its orginal value. If the p...

    Text Solution

    |

  19. When 15% is lost in grinding wheat a country can export 30 lakh tons...

    Text Solution

    |

  20. In a competitive examination in State A, 6% candidates got selected ...

    Text Solution

    |