Berjaya supermarket produces its own brand instant coffee in a packet. A packet contains 15 sachets and the total weight of coffee granules are normally distributed with mean of 200 grams and standard deviation of 7 grams. If two packets are randomly selected, find

i) the probability of total weight of coffee granules that is not more than 202 grams.

[6 Marks]

ii) the number of sachets if the probability of total weight of coffee granules that greater than 200.5 grams is 0.648.

[7 Marks]