program is $$1.$ Refer to the standard normal table for $z-$values.

a$)$ What is the cost of underestimating demand for each program?

$C_s=$$$,($round your response to two decimal places$).$

b$)$ What is the overage cost per program?

$C_0=$$$0\mathrm{.}90($round your response to two decimal places$).$

c$)$ How many programs should be ordered per game?

programs should be ordered per game $($round your response to the nearest whole number$).$