Home
Class 7
MATHS
If (4)/(7) of 49% of x = 21, then the va...

If `(4)/(7)` of 49% of x = 21, then the value of x is ____.

A

125

B

98

C

84

D

75

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • RATIO AND ITS APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION (LEVEL 2)|26 Videos

  • RATIO AND ITS APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION (LEVEL 3)|30 Videos

  • RATIO AND ITS APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise ESSAY TYPE QUESTIONS|18 Videos

  • NUMBER SYSTEM

    PEARSON IIT JEE FOUNDATION|Exercise ASSESSMENT TESTS|24 Videos

  • Set theory

    PEARSON IIT JEE FOUNDATION|Exercise ASSESSMENT TEST Test 2|12 Videos

Similar Questions

Explore conceptually related problems

If 7x+ 4 = 25 , then the value of x is

If log_(7)x = 4/3 , then the value of x is:

If 4:5::7:x , then the value of x will be

If (4)/(7) of 49% of x is 21, then x=125 (b) 9884 (d) 75

If x = 7 - 4 sqrt 3 , then the value of (x + 1/x) is :

If 4(4x)^(7)=4^(6^(2)) , then what is the value of x ?

If x=7-4sqrt(3), then the value of x+(1)/(x) is:

PEARSON IIT JEE FOUNDATION-RATIO AND ITS APPLICATIONS-CONCEPT APPLICATION (LEVEL 1)
  1. If (4)/(7) of 49% of x = 21, then the value of x is .

    Text Solution

    |

  2. If x:y = 1:1, then (3x+4y)/(5x+6y) = .

    Text Solution

    |

  3. If x = 100, then 120% of x =.

    Text Solution

    |

  4. 40% of 150 + 60% of 150 = .

    Text Solution

    |

  5. Interest = Amount -.

    Text Solution

    |

  6. If a = 2b, then a:b = .

    Text Solution

    |

  7. If a person travels 60 km in 4 h in a car, then the speed of the car i...

    Text Solution

    |

  8. 1 km/h = m/s.

    Text Solution

    |

  9. If a person travels 150 km in 5 h, then he travels 180 km inh.

    Text Solution

    |

  10. Distance covered by a car with 45 km/h in 2 h is.

    Text Solution

    |

  11. If a train 100 m long takes 10 s to cross a telegraph post, then how m...

    Text Solution

    |

  12. If six men can do a piece of work in 6 days, then 3 men can do same...

    Text Solution

    |

  13. IF A can do a work in 10 days, then A's one day work is.

    Text Solution

    |

  14. If B can do three-fourth of a work in 3 days, then the time taken to c...

    Text Solution

    |

  15. If A can type 60 letters in a minute and B can type 120 letters in a m...

    Text Solution

    |

  16. If X can do a piece of work in n days, then X's p days' work is.

    Text Solution

    |

  17. Find the value of x, if 80:60 = x:12.

    Text Solution

    |

  18. If x : y=2:3\ a n dy : z=2:3,\ then x : z= 2:3 (b) 3:4 (c) 5:7...

    Text Solution

    |

  19. The cost of 30 mangoes is Rs. 150. What is the cost of 60 mangoes (in ...

    Text Solution

    |

  20. 50% of 150 + 70% of 300 =

    Text Solution

    |

  21. 55% " of " 1000 divide 60% " of " 2000 =?

    Text Solution

    |