One reason why we do not see too many craters caused by meteorites hitting our Earth is because most of them fall into our ocean since 80% of our Earth is made up of water... a) True
b) False
pls help me guys

The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.