ANSWER: iv. 30 & 4
ANSWER: iv. 17
ANSWER: iv. 7
ANSWER: iii. 6
ANSWER: iv. 2
ANSWER: iv. 28
ANSWER: iv. None of these.
ANSWER: iii.18
ANSWER: iv. None of these
ANSWER: iv. 36/2
ANSWER: i. 9
ANSWER: iii. 27
ANSWER: iv. 14
ANSWER: iv. 21
ANSWER: i. 2 & 10
ANSWER: iii. 2 & 14
ANSWER: iv.14
ANSWER: iv. 6
ANSWER: iv. 32