The sum of five numbers is 555. The average of the first two is 75 and the third number is 115. What is the average of last two numbers?
Answers
Answered by
2
Answer:
145
Step-by-step explanation:
Let the five numbers be A,B,C,D,E
Given, A+B+C+D+E=555
2
A+B
=75⇒A+B=150 and C=115
∴150+115+D+E=555
⇒D+E=555−265=290
∴ Required Average =
2
D+E
=
2
290
=145
Answered by
2
Answer:
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