in a bucket and balls race a bucket is placed at the starting point which
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Total distance from first ball = 5m
Distance competitor has run run to pick up first ball = 2 × 5 = 10m
Distance to pickup second ball = 2 × (5+3) = 16
in this AP :-
A = 10m
n = 10
d = A1 - A2
d = 10-6 = 6
Sum of AP = Sn =
10/2 × (2 × 10 + 9 × 6)
5 × 74
370m ANS.
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