At a biscuit factory, 5000 packets of biscuits are weighed and 1520 of them are found to weigh more than 375 grams. The weights of the biscuit packets are normally distributed with a mean of ‘u’ and a standard deviation of 2 grams.
The closest value of ‘u’ is
A. 372.41
B. 373.61
C. 373.97
D. 374.39
E. 376.03

This law is sometimes called the grouping property. as you can see, regardless of how the numbers are grouped, the answer is still 13. the associative law of multiplication is similar to the same law for addition. it says that no matter how you group numbers you are multiplying together, you will get the same answer.

Ibelieve the answer is 43