M

Mr. Dubey • 100.64K Points
Coach Math

Q. The average of five results is 46 and that of the first four is 45. the fifth result is ?

  • (A) 51
  • (B) 50
  • (C) 49.5
  • (D) 49
  • Correct Answer - Option(B)
  • Views: 434
  • Filed under category Math
Explanation by: Mr. Dubey
Fifth result = sum of all five result - sum of first four result.
= 5 x 46 - 4 x 45
= 230 -180
=50

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Question analytics