Suppose Good Buy$$s sales last year were $5\mathrm{.}0$ B$$,$ and there is a stable seasonal pattern across quarters, namely $10\%,20\%30\%,$ and $40\%$ for the first, second, third, and fourth quarters, respectively.

$7.$ Using the predictor that total sales for this year will be ten percent higher than sales were for last year, what is the forecast of total sales for this year $?$

$($A$)5\mathrm{.}0$ B$ $($B$)5\mathrm{.}1$ B$ $($C$)5\mathrm{.}5$ B$ $($D$)$ None of these

$8.($continuation$)$ Using this forecast of annual sales, predict sales for the second quarter of this year using the stable seasonal pattern.

$($A$)1\mathrm{.}0$ B$ $($B$)1\mathrm{.}1$ B$ $($C$)2\mathrm{.}1$ B$ $($D$)2\mathrm{.}2$ B$