Thursday

April 24, 2014

April 24, 2014

Total # Posts: 12

**math**

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 days does Barry need to do the job alone?

**math**

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 long would it take the three together to fill the pool?

**math**

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 were working together?

**math**

P=$180+(9 x $6.75) =240.75

**math **

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 hour is $6.75. Use P = x + 9y.

**math**

C = $1.80 + ( 7 x $0.35 ) = $4.25

**math**

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 minute is $0.35. Use C = x + 7y.

**math**

The sum of two numbers is not more than 56. One number is six times the other. Find the greatest possible values for the numbers.

**math **

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 $1600 each month?

**math**

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 the lot cost by itself?

**math**

The length of a rectangle is 7 cm longer than the width. The perimeter is no less than 38 cm. Find the smallest possible dimensions of the rectangle.

**math**

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 did the usher have originally?

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