Could the endowment of Johns Hopkins University pay off the MBTA debt?
Rationale first then the answer.
Johns Hopkins University had an endowment of $6.28 billion in 2019. The MBTA is in debt for approximately $9 billion.. The answer is: no.

Would dual-energy X-ray absorptiometry be useful if performed on a crab?
Rationale first then the answer.
Dual-energy X-ray absorptiometry is typically used to diagnose and follow osteoporosis. Osteoporosis is a disease in which bone weakening increases the risk of a broken bone. Crabs are invertebrates. Invertebrates do not have bones.. The answer is: no.

Were any members of Canidae in Aesop's Fables?
Rationale first then the answer.
Canidae is a family of mammals that includes dogs, foxes, and coyotes. Aesop's Fables was a collection of stories with animals as the main characters. One of the most famous stories involves a fox and a lion.. The answer is: yes.