Hard Math Class 9 Level 2

The mean of 5 numbers is 12. Four numbers are 8 10 12 and 14. What is the fifth number?

5 संख्याओं का माध्य 12 है। चार संख्याएं 8 10 12 और 14 हैं। पांचवीं संख्या क्या है?

Show answer and explanation
Correct Answer

C. 16 / 16

Explanation

Total sum is 5 × 12 = 60. The known sum is 44 so the fifth number is 16.

कुल योग 5 × 12 = 60 है। ज्ञात संख्याओं का योग 44 है इसलिए पांचवीं संख्या 16 है।

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