$1.$ Allocate the support service costs using the direct method.

Note: Input to two decimal places.

$2.$ Allocate the support service costs using the sequential method. The support departments are ranked in order of highest cost to lowest cost.

Note: If an amount is zero, enter $"0".$ Input to two decimal places.

$3.$ Allocate the support service costs using the reciprocal method.

Note: If an amount is zero, enter $"0".$ Input to two decimal places.