BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

Machines X and Y can work at their respective constant rates to manufacture a certain production unit. If both are

Expert replies
by BTGmoderatorDC » Thu Nov 12, 2020 11:01 pm

Timer

00:00

Answers

A

B

C

D

E

Stats

Difficulty

Machines X and Y can work at their respective constant rates to manufacture a certain production unit. If both are working alone, then the time taken by machine Y is what percentage more/less than that of machine X?

(1) Machines X and Y, working together, complete a production order of the same size in two-thirds the time that machine Y, working alone, does.
(2) Machine Y, working alone, fills a production order of twice the size in 6 hrs.


OA A

Source: e-GMAT
Join the discussion
Source: — Data Sufficiency |