Races and Games Practice Test 1 with solutions

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Question : 2 of 40

Marks: +1, -0

In a game of 100 points, if A can give B 30 points and C can give 70 points, then how many points can B give C?

20 points
30 points
50 points
55 points
25 points

Solution:

The required answer =

x({x_2-x_1}/{x-x_1})

x = 100,

x_2

= 70,

x_1

= 40
=

100({70-40}/{100-40})

=

100 × {30}/{60}

= 50 points

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