NIFT UG 2020 Question Paper with solutions

Question : 28 of 150

Marks: +1, -0

The average of six numbers is

3.95 .

The average of two of them is 3.4 , while the average of the other two is

3.85 .

The average of the remaining two numbers is

Solution:

Given, average of six numbers

=395

∴

Total sum of six numbers

=6 × 3.95=23.70

∴

Sum of remaining two numbers

=23.7-3.4 × 2-3.85 × 2

=23.7-6.8-7.7=9.2

Average of the remaining two numbers

=\;{9.2}/{2}=4.6

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