A, B, C and D collected one-rupee coins following the given pattern.

Together they collected 100 coins.

Each one of them collected even number of coins.

Each one of them collected at least 10 coins.

No two of them collected the same number of coins.

The maximum number of coins collected by any one of them cannot exceed

a. 64

b. 36

c. 54

d. None of these

As least number of coin, one can have is 10

And no two of them possess same number of coins, hence for having maximum number of coins to one person, the distribution of coins will be = 10,12,14,64

Maximum number of coins is 64**Write Here**