Question

(The sum of five numbers is 555. The
average of first two numbers is 75 and the third
number is 115. What is the average of last two
numbers ?)
(a) 145
(b) 150
(c)265
(d)290
(e) इनमें से कोई नहीं
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Answer 1

Answer: 145

Step-by-step explanation:

Average of 1st 2no = sum of the no / 2 = 75

sum of the no=2*75=150

Sum of all 5 no is 555

Sum of last 2no= 555-(150+115)

=555 -265 =290

Average of last 2no= 290/2

=145

I hope this will help you..