Questions

Wind and solar energy are examples of Renewable energies. 

Renewable energy sources are those which can be naturally replenished. 

It is statement of balances of all the accounts in the ledger prepared to prove the arithmetical accuracy of the books of accounts.

A trial Balance is a list of Debit and Credit or a list of Debit & Credit Balance of all the ledger accounts prepared on any particular date

The main difference lies in the motive of the two parties. The main motive of the hedger is to hedge(minimize) the risk from the occurence of some events. 

The motive of the speculator is to gamble in the market in order to make the profit by buying/selling the derivative products.

Here the letter 'M' appears once in Minute and twice in a MoMent.

3 + 5 + 6  = 151872

3x5, 3x6, Rev of (3x5 + 3x6 - 6) 

5 + 5 + 6  = 253094

5x5, 5x6, Rev of (5x5 + 5x6 - 6)

Similarly,

9x4 = 36

9x7 = 63

So 36 + 63 = 99

From 99 - 7 =  92

Reverse of 92=29

Hence, 9 + 4 + 7 =  366329.