The following table gives the number of pints of type A blood used at Woodlawn Hospital in the past $6$ weeks:

$$

Week Of

Pints Used

August $31$

$350$

September $7$

$372$

September $14$

$410$

September $21$

$378$

September $28$

$368$

October $5$

$378$

$$a$)$ The forecasted demand for the week of October $12$ using a$3-$week moving averageLOADING... $=$

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enter your response here pints $($round your response to two decimal$$ places$).$

$$b$)$ Using a$3-$week weighted moving$$ average, with weights of $0\mathrm{.}20,0\mathrm{.}30,$ and $0\mathrm{.}50,$ using $0\mathrm{.}50$ for the most recent$$ week, the forecasted demand for the week of October $12=$

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enter your response here pints $($round your response to two decimal places and remember to use the weights in appropriate order long dash the largest weight applies to most recent period and smallest weight applies to oldest period.$)$