In a code, 'FISH' is represented as 614891. What is the code for 'BIRD'?

A. 291918

Piano is to Music as Paintbrush is to ?

A. ART

Five tasks P, Q, R, S, and T need to be completed. P must be done before Q. R must be done before S and T. S must be done before Q. What is the correct order of tasks?

A. R, P, S, Q, T

Which letter group is different from the others?

D. XYZ

In the sequence A, B, C, ?, E, F, what character should replace the question mark?

A. D