Home
Class 12
MATHS
What is the area of the circle whose rad...

What is the area of the circle whose radius is the average of the radii of two circles with areas of `16pi and 100pi`?

A

`25pi`

B

`36pi`

C

`49pi`

D

`64pi`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PROBLEM SOLVING AND DATA ANALYSIS

    ENGLISH SAT|Exercise Grib-In|40 Videos

  • PROBLEM SOLVING AND DATA ANALYSIS

    ENGLISH SAT|Exercise Grib-In|40 Videos

  • PROBLEM SOLVING AND DATA ANALYSIS

    ENGLISH SAT|Exercise EXERICSE|80 Videos

  • PROBLEMS IN CONTEXT

    ENGLISH SAT|Exercise PRACTICE TEST|10 Videos

Similar Questions

Explore conceptually related problems

Find the area enclosed by the circle of radius a.

What is the radius of a circle with an area of (pi)/(4) ?

Find the circumference of the circle whose area is 16 times the area of the circle with diameter 1.4 m

Write the area of the sector of a circle whose radius is r and length of the arc is l .

What is the radius of a circle whose circumference is pi ?

The radius of a circle is 7. What is the area?

Find the area of a quadrant of a circle whose radius is 14 cm.

If the ratio of the areas of two circles is 9:16, find the ratio of their radii.

What happen to area of circle, if its radius is doubled?

What is the area of circle with a circumference of 10pi ?

ENGLISH SAT-PROBLEM SOLVING AND DATA ANALYSIS-Multiple Choice
  1. The average (arithemetic mean) of a set of seven numbers is 81. If one...

    Text Solution

    |

  2. the arithmetic mean of a set of 20 test scores is represented by x. If...

    Text Solution

    |

  3. What is the area of the circle whose radius is the average of the radi...

    Text Solution

    |

  4. The diagram above shows a graph of the student's test scores in Ms. We...

    Text Solution

    |

  5. If k is a positive integer, which of the following represents the aver...

    Text Solution

    |

  6. When x is subtracted from 2y, the difference is equal to the average o...

    Text Solution

    |

  7. If the average of x, y, and z is 32 and the average of y and z is 27. ...

    Text Solution

    |

  8. Which of the following statements is true about the data in the tables...

    Text Solution

    |

  9. A man drove a car at an average rate of speed of 45 miles per hour fo...

    Text Solution

    |

  10. In a set of n date values, m represents the median. If each number in ...

    Text Solution

    |

  11. Susan received grades of 78, 93, 82, and 76 on four math exams. What i...

    Text Solution

    |

  12. What is the average of (x+y)^(2) and (x-y)^(2)?

    Text Solution

    |

  13. The average of the test scores of a group of x students is 76 and the ...

    Text Solution

    |

  14. The graph above shows the average daily temperature during a particula...

    Text Solution

    |

  15. The average of a, b, c, d, and e is 28. If the average of a, c, and e ...

    Text Solution

    |

  16. If 2a+b=7 and b+2c=23, what is the average of a, b, and c?

    Text Solution

    |

  17. The number of minutes students took to complete a quiz is summarized i...

    Text Solution

    |

  18. The average of a, b, c, and d is p. If the average of a and c is q, wh...

    Text Solution

    |

  19. The lowest value in a set of ordered scores is x and the highest value...

    Text Solution

    |

  20. The tables give the distribution of grades for 21 students in two diff...

    Text Solution

    |