I think the answer is = ZXY
Answer:
7/20 is not equivalent to 1/3
Answer:
8 hours
Step-by-step explanation:
In 2 hours, the clerical secretary can do 1/4 of the job. (The executive secretary does 3/4 of the job - or 3 times as much - in the same 2 hours.)
Since it takes the clerical secretary 2 hours to do 1/4 of the job, it will take them four times that to do it themselves. 2x4=8.
Simply put you multiply 30 by 8.
30*8 = 240
So in total he bought 240 hot dogs.