(9) What is the probability that a pregnant woman will deliver a baby boy? (a) 1 (b) ½ (c) ⅓ (d) ¼ (12) Convert the surveyor's bearing 145° to a compass bearing. (a) N145°E (b) N145°W (c) S35°E (d) S55°E (13) A boy 5m tall observes a bird on top of a pole 20m high at an angle of elevation 30°. Calculate the horizontal distance between the boy and the pole. (a) 16√3 m (b) 15√3 m (c) 11√3 m (d) 14 m (24) The bearing S30°W is equivalent to? (a) 030° (b) 060° (c) 150° (d) 330°
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9) b) 1/2 - there are 2 probabilities - baby boy or baby girl
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