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Moderate

Lightbulbs

GMAT-ATEMXD

The international conservation society dictates that every member must have a certain percentage of light bulbs off in their houses at all times.

At a given point in time, Jessie only has $\cfrac{3}{5}$ of this percentage requirement while Barry has $\cfrac{3}{4}$.

Half of their total percentage of light bulbs turned off is one and a half times the requirement.

What is the requirement?

A

$\cfrac{27}{20}$

B

$\cfrac{9}{20}$

C

$\cfrac{9}{60}$

D

$\cfrac{3}{20}$

E

$\cfrac{1}{20}$