Friday
May 24, 2013

# Posts by Rodney

Total # Posts: 53

Math/Statistics
The property restoration company PuroServ is considering switching to new dehumidifiers. Their market research, considering the cost of the new machines and their efficiency, tells them that the switch would give them an 83 percent chance of making a \$20,000 profit, a 10 perce...

Math/Statistics
Last fall, a gardener planted 68 iris bulbs. She found that only 58 of the bulbs bloomed in the spring. Find the empirical probability that an iris bulb of this type will bloom. How many of the bulbs should she plant next fall if she would like at least 60 to bloom?

Math/Statistics
A community 5K run will award \$50 to the winner. 50 people enter the race, and they each pay an entry fee of \$20.00. Assuming they are all equally likely to win , what is a fair price for the competition?

Physics
Two equal mass cars collide head to tail and their bumpers lock. One car has a velocity of 10 m/s and the other is at rest. What is the velocity of the two cars after the collision?

Physics
rotation kenetic energy is represented by rotK = 1/2Iw(omega)sqared

Math
3/4 full is the same as saying the aqarium is initially at 15 gallons of water.there are 4 quarts in 1 gallon. To fill the aquarium up will take 5 more gallons! 2quart pitcher times 5 equals 10 times will the Vashis have to fill the aquarium with a 2 quart pitcher. So 10 is th...

Physics
just a ball (nothing else is given for this ball) the ball is at rest 10 m above the horizontal on a 45 degree smooth inclined plane. Vi= 0 m/s, height = 10 m, Vf =?

Physics
A ball starts from rest down a smooth (frictionless) 45 degree inclined plane 10 m above the floor. How fast will it be going when it reaches the floor?

algebra
sue bought 2 1/2 yards of blue cloth for \$ 6.97 and 1 1/2 yards of yellow cloth by for half as much. She used 1/4 of the blue cloth to make her mother an apron. How much cloth did it take to make the apron?

math
Anica and her friends are organizing a trip to the skateboarding championships.The bus they will rent to take them there and back will cost \$500. Anica estimates that each person will spend \$40 for meals and souvenirs. If p People go on the trip, what will be the total cost fo...

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