ASVAB Armed Services Vocational Aptitude Battery (#63)

Section: Mechanical Comprehension

In the illustration below, two 30-lb. blocks are attached to the ceiling using ropes, as shown. Which of the following statements is true?

all the ropes are under equal amounts of tension.
the rope supporting Block A is under 2x the tension of the ropes holding Block B.
the ropes supporting Block B are under 1/3 of the tension of the rope holding Block A.
the rope holding Block A is under 1/3 of the tension of the ropes holding Block B.