# Posts by len

Total # Posts: 27

**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

**4th grade**

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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