English

If 1/x : 1/y : 1/z = 2 : 3 : 5, then x : y : z is equal to ______.

Advertisements
Advertisements

Question

If `1/x : 1/y : 1/z = 2 : 3 : 5`, then x : y : z is equal to ______.

Options

  • 2 : 3 : 5

  • 5 : 3 : 2

  • 15 : 10 : 6

  • 6 : 10 : 15

MCQ
Fill in the Blanks
Advertisements

Solution

If `1/x : 1/y : 1/z = 2 : 3 : 5`, then x : y : z is equal to 15 : 10 : 6.

Explanation:

Taking reciprocals gives `x : y : z = 1/2 : 1/3 : 1/5`.

Multiplying by 30 gives 15 : 10 : 6.

shaalaa.com
  Is there an error in this question or solution?
Chapter 7: Ratio and Proportion - COMPETENCY-FOCUSED QUESTIONS [Page 116]

APPEARS IN

R.S. Aggarwal Mathematics [English] Class 10 ICSE
Chapter 7 Ratio and Proportion
COMPETENCY-FOCUSED QUESTIONS | Q 37. | Page 116
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×