Solution:

20 paisa coins : 200
25 paisa coins : 124

Explanation:
Say he collect 20-paisa coins be A
Say he collect 25-paisa coins be B
=>number of 25-paisa coins = (324 - A).

Therefore,
0.20 X A + 0.25 (324 - A) = 71
=>20A + 25 (324 - A) = 7100
=>5A = 1000
=>A = 200.

Hence, number of 25-paisa coins = (324 - A) - 124.

Solution:

Y(why)

Solution:

You are too wise for me.

Solution:

They both have 4 quarters.

Solution:

An Egg / An Coconut , A Groundnut

Solution:

Diamond Ring

Solution:

Equally Important.

Solution:

Eye

Solution:

Only Statements 1 and 3 are true. the number is 499849.

7072 = 499849
499849 < 500000

Solution:

The letter 'n'.