# Posts by len

Total # Posts: 44

Number theory
Express 550 in the scale of 6.

Number theory
express 1645 in the scale of 2

Number theory
Express 550 in the scale of 2

Number theory
Prove the divisibility criteria for 9, 11, and 17.

Number theory
Express 550 and 1645 in the scale of 2, 5, 6, and 9.

accounting
examples of relevant economic events

Math
What are the major advantages of a place value system over a non-place value system of numeration?

Math
A firm selling type writers knows that four of its 100 type writers will not return properly and that five different ones have a defective key.If none of the other type writers has a defect,what is the probability of a buyer selecting a defective typewriter from this group of ...

Math
Mark has pair of pants in three different colors, blue, black and brown. He has five colored shirts: a white, a red, a yellow, a blue and a mixed-colored shirt. What is the probability that Mark wears a black pair of pants and a red shirt on a given day?

Math
Ronald lee has been told by a company that the probability he will be offered a job in the quality control department is .6 and the probability he will be asked to be foreman of the department, if he offered the job is .1. what is the probability that he will be offered the ...

Math
If a three digit number id formed from the digits 1, 2, 3, 4, 5, 6, and 7 with no repetitions, tell how many of this three digit numbers will have a number value between 100 and 500.

Math
Ronald lee has been told by a company that the he will be offered a job in the quality control department is 0.6 and the probability he will be asked to be foreman, if he is offered the job, is 0.1.What is the probability that he will be offered the job and asked to be foreman?

Math
A firm selling type writers knows that four of its 100 type writers will not return properly and that five different ones have defective key.If none of the other type writers has a defect, what is the probability of a buyer selecting a defective type writer from this group of ...

Probability theory
Your company plans to invest a particular project. There is a 5% chance that you will lose \$30, 000, a 40% chance that you will break even, and a 25% chance that you will make \$55, 000. Based solely on this information, what should you do?

Probability theory
A baseball team has 4 infielders and 6 outfielders. How many ways can four fielders be sent in a game consisting of 2 infielders and 2 outfielders?

Probability theory
If the probability of a newborn child is a male is 1/2, what is the expected number of male children in a family having 4 children?

Probability theory
suppose a student is offered a chance to draw a card from ordinary deck of 52 playing cards and win \$10 if he or she draws an ace, \$ 2 for a King, and \$1 for a queen. If \$2 must be paid to play the game, what is the expected winnings every time the game is played by the ...

math
by selling an article for Rs. 500, a profit 12 1/2% is made. find the cost price of the article? let c.p. be x. then gain =25/2

pysics
A BMW convertible travels on the german autobahn at the speed of 128km/h.what is the speed of the car, in m/s and in mi/h.what is the answer.

Math
What is fraction of5/6

science
Platelets and fibrin

Stats
2222

physical acience
Compute the density in g/cm3 of a piece of metal that has a mass of 0.360 kg and a volume of 74 cm3.

phydraulic
A cylinder must move a 2000 lb load 2 ft. How much work must it perform?

differential calculus
a bed is in a form of a circular sector. find its radius if the area of the sector is 1000 centimeter square and its perimeter is a minimum

math
1/8 inch= 5 mile, then 1 inch = how many miles

Chemistry
How many moles are 400 g of Ca(HSO4)2

Math
Robert feeds his dog 1 lb 4 oz of dog food a day. How long will a 40 pound bag last ?

statistics
Refer to Table 1 in the article “Snail Shells in a Practical Application of Statistical Procedures” in the Electronic Reserve Readings. Find the margin of error, E, with a confidence interval of your choosing (50-99%). What is the significance of choosing a ...

environmental science
Explain the main point concerning exponential growth and whether it is good or bad. Compare exponential growth to a logistic growth curve and explain how these might apply to human population growth. What promotes exponential growth? What constrains population growth?

science
What are some social, economic, aesthetics, and ethical issues involved in a current environmental controversy?

Ecology
Find the name of an organism hiding in the word habitat

chemistry
What is the molarity of a salt solution in which 117.0 grams of salt (NaCl) is dissolved in water to give 5.00 L of solution? Show all work including units.

pysical science
how do you find the density of a solution where the mass=60.75gms and the volume=45ml

6 2 9 3 12 4

math 157
Give the equation of the line that is perpendicular to the line y = x + 4 and passes through point (0, -1)

chemistry
how many signigicant figures does 890 have?

math
1. A number leaves remainder 6 when divided by 10. What is the remainder when the number is divided by 5? Justify your reasoning.

math
For which integers a, b, and c does a – b- c= a- (b – c) Justify your answer.

Medical billing and coding
Explain the importance of a fee schedule and the factors it's based on.

Medical billing and coding
Discuss coding for obstetrics, including items covered by the global fee for antepartum and postpartum periods of normal pregnancy.

Math
Having trouble knowing where to start with this one: A maker of tools claims the average amount of time it takes to assemble a table saw is 50 mins with a standard deviation of 40 mins. What is the probability that the sample mean will be less than 44 mins if a random sample ...

sports unscramble
Penalty Kill

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