The weight of a full carton of Grade A eggs is normally distributed with mean of 840 grams and standard deviation of 7.9 grams. If 7 randomly selected cartons are independent of each other, what is the probability that the total weight of the 7 cartons is less than 5850 grams? a.) 0.005
b.) .2937
c.) .9244
d.) .0756
e.) .706

Please I need an answer and explanation in about 30 minutes.

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