If a cup of coffee is at 90°C and a person with a body temperature of 36°C touches it, how will heat flow between them?
O from the hand to the cup
O from the cup to the hand
Ofrom the cup to the surrounding air
O from the hand to surrounding air

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.