If the customer order came to $6.22 and he gave you $20.25 what is his change

Identify whether each detail takes place in the story “the adventure of the speckled band” or in its film adaptation, the speckled band. roylott has a baboon and a leopard, which he brought from india. holmes and watson operate out of their shared apartment at 221b baker street. roylott has a baboon and a cheetah, which he brought from india. holmes and watson operate out of a fancy office with modern conveniences, such as an intercom.