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vinci
Questions (10)
Michael and Barry can complete a job in 2 hours when working together. If Michael requires 6 hours to do the job alone, how many
1 answer
1,644 views
One pipe can fill a pool in 20 minutes, a second can fill the pool in 30 minutes, and a third can fill it in 10 minutes. How
2 answers
1,047 views
If A can do a job in 6 days that V can do in 5 1/2 days and C can do in 2 1/5 days, how long would the job take if A,B, and C
1 answer
444 views
Find the pay P Ken receives for a 49-hour week if the pay x he receives for 40 hours is $180 and the pay y for each additional
3 answers
499 views
Find the cost C for a 10-minute phone call if the cost x for the first 3 minutes is $1.80 and the cost y for each additional
4 answers
371 views
The sum of two numbers is not more than 56. One number is six times the other. Find the greatest possible values for the
2 answers
423 views
Andrew's salary is $1200 a month plus 4% commission on all his sales. What must the amount of his sales be to earn at least
1 answer
548 views
A house and a lot together cost more than $86,000. The house costs $2000 more than six times the costs of the lot. How much does
1 answer
1,082 views
The length of a rectangle is 7 cm longer than the width. The perimeter is no less than 38 cm. Find the smallest possible
1 answer
445 views
After selling 160 copies of the program to a school play, an usher had fewer than 40 copies left. how many copies of the program
1 answer
610 views
Answers (2)
C = $1.80 + ( 7 x $0.35 ) = $4.25
P=$180+(9 x $6.75) =240.75
