Question

What is the degree measure of the acute angle formed by the hands of a 12-hour clock that reads exactly 1 o’clock?

A. 15°
B. 30°
C. 45°
D. 60°
E. 72°

Answer 1

[ All-around-the-clock ] is 360 degrees.

Each hour is 1/12 of [ all-around ].

(1/2) of (360) = 30 degrees.

That's Choice-'B'.