If (?) stands for division, (+) stands for multiplication, ($ \div $) stands for subtraction and ($ \times $) stands for addition, which one of the following equations is correct?
1). 100+5?10$ \times $250$ \div $200 = 100
2). 200+10?20$ \times $200$ \div $100 = 150
3). 50$ \times $5$ \div $10+100?75 = 50
4). 300+5?20$ \times $200$ \div $100 = 200
3. Which of the following gas leaked in the Bhopal Gas tragedy in December 1984?
4. Which of the following is not true about Gymnosperms?
5. Select the related word/letters/number from the given alternatives.BFJ: KOS : : KOS : ?
9. Find out the odd word/letters/number/number pair from the given alternatives.
10. Select the related word/letters/number from the given alternatives.ZYX : ABC:: VUT : ?