How much does one book cost

Assignment Help Mathematics
Reference no: EM13195483

Aaron bought 6 books and 2 notebooks for $46.86. Erin bought 2 books and 6 notebooks for$27.78. How much does one book cost?

Reference no: EM13195483

Questions Cloud

Find the length of the train : A train running at a uniform speed passes a bridge 275 m in 15 sec abd another bridge 425 m long in 21 sec find the length of the train.
Calculate the protein concentration of the original milk : Determine concentrations of diluted samples then use that information to calculate the protein concentration of the original milk Can someone please explain what i have to do PLEASE
What would you expect the average to be : Assume that advanced students would average 93% on an achievement test and that regular students would average 75% on it.
Calculate the theoretical amount of co2 : How much sulfuric acid can bacteria eventually produce from the complete oxidation of iron pyrite (FeS) from an area that is estimated to contain about 25 000 metric tons of this material?
How much does one book cost : Aaron bought 6 books and 2 notebooks for $46.86. Erin bought 2 books and 6 notebooks for$27.78. How much does one book cost?
How many cups of each blend to sell each day : The shop sells 1.5 times more Pomona than Coastal each day. Pomona sells for $2.05 per cup, and Coastal sells for $1.85 per cup. The manager wants to know how many cups of each blend to sell each day in order to maximize sales.
What is the probability of being correct 28 or more times : A coin tossed 40 time. A person, who claims to have extrasensory perception, is asked to predict the outcome of each flip in advance. She predicts correctly on 26 tosses. What is the probability of being correct 28 or more times by guessing?
Which set of parameters would give you the highest grade : Suppose you earned a score of X = 54 on an exam. Which set of parameters would give you the highest grade.
What are genotypes : An individual has the genotype shown below. Gene loci (A) and (B) are 22cM (map units) apart. Indicate all the possible proportions of expected offspring when a testcross is made with the below individual.

Reviews

Write a Review

Mathematics Questions & Answers

  Discuss the factors which might cause variation

Discuss the factors which might cause variation

  Find the p value for each of the testing situations

Find the p-value for each of the following hypothesis testing situations.

  The marginal cost function

The marginal cost function

  Sketch the area

Use shells to find the volume of the solid formed by revolving the region bounded by the x-axis and y=4x-x^2 about the y-axis. Sketch the area. Include a typical rectangle.

  Find the mean retirement age to the nearest year

Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age, to the nearest year.

  Find the speed of the plane in still air

a plane flies 435 miles with the wind and 375 against the wind in the same length of time. if the speed of the wind is 10 mph. find the speed of the plane in still air?

  How many magazines did they receive

on august 18, the ferrnandez family received 19 pieces of mail consisting of magazines, bills, letters, and ads. if they received the same number of magazines as letters, three more bills than letter, and five more ads than bills, how many magazin..

  Construct a 95% confidence interval for the mean

Suppose Motorola wishes to estimate the mean talk time for its V505 camera phone before the battery must be recharged. In a random sample of 50 phones, the sample mean talk time was 347 minutes.

  Find the continuous-compounding nominal interest rate

Find the continuous-compounding nominal interest rate per annum (r) that is equivalent to a discrete-compounding interest (i) of:

  Write a simple program to display a fibonacci number

Write a simple program to display a fibonacci number with rule as example

  Optimal order quantity

At Dot Com, a large retailer of popular books, demand is constant at 32,000 books per year. The cost of placing an order to replenish stock is $10, and the annual cost of holding is $4 per book.

  Volume by integration for involving along x-axis

Computer analysis showed that the surface of a certain drumlin can be approximated by y= 10(1-0.0001x^2) revolved 180 about the x-axis from x= -100 to 100.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd