to move the goods in a
Mathematics, 02.01.2022 03:10, justaguy15
It takes A 12 hours alone, B 14
hours alone, and C 21 hours alone
to move the goods in a
warehouse. The three of them
work together at the beginning,
but A left in the middle of the
day.
It took a total of 7 hours for
them to finish. How many hours
did A work?
PLEASE HELP MY TEACHER WANTS THE WORK AND THIS IS WORTH HALF OUR GRADES1
A. 1
B. 2
C. 4
D. 5
Answers: 3
Mathematics, 21.06.2019 19:00, nicolemaefahey
How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)
Answers: 1
Mathematics, 21.06.2019 20:30, janeou17xn
Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?
Answers: 1
It takes A 12 hours alone, B 14
hours alone, and C 21 hours alone
to move the goods in a
to move the goods in a
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