The average of 10 numbers is ---10. If the sum of 6 of them is 100, then what is the average of the other 4 numbers ?
Created: 6 years ago |
Updated: 8 months ago
best des
Total of 10 numbers = - 10×10 = - 100
the sum of 6 numbers is 100
so,Sum of last 4 numbers = - 100 - 100 = - 200
∴Average = - 200/4 = - 50 (ans)
Md Azizur Rahman
Founder of Satt
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