FISH is to SWIM as BIRD is to ?

A. FLY

Identify the missing letter in the series: Z, X, V, T, ?

D. P

Identify the missing letter in the series: a, e, i, o, ?

A. U

SUN is to DAY as MOON is to ?

A. NIGHT

If '+' represents addition, '-' represents subtraction, '×' represents multiplication, and '÷' represents division, what is the value of 8 ÷ 2 + 3 × 4?

B. 20