Find the speed of sarah car

Assignment Help Mathematics
Reference no: EM131397158

Can you explain how to solve this type of problem please.

On a recent trip, Sarah's car traveled 20 mph faster on the first 150 miles than it did on the remaining 80 miles. The total time of the trip was 4 hours. Find the speed of Sarah's car on the first part of the trip.

It's for precalculus.

Reference no: EM131397158

Questions Cloud

Discuss about the building an online course : Imagine that you have been tasked with revising the course outline you located in the e-Activity from a classroom course to an online course. From the first e-Activity, create two (2) goals with two (2) objectives each, specific to an online learn..
How many telephone numbers have no repeated digits : A telephone number consists of seven digits, and the first digit cannot be a zero or a one. How many telephone numbers have no repeated digits?
Find the second and third derivatives of the given functions : Does the total-cost function satisfy the coefficient restrictions of (9.5) - Write out the total-revenue function R in terms of Q.
What is the break-even point in unit sales for each product : What is the break-even point in unit sales for each product? If the company sells exactly the break-even quantity of each product, what will be the overall profit of the company?
Find the speed of sarah car : On a recent trip, Sarah's car traveled 20 mph faster on the first 150 miles than it did on the remaining 80 miles. The total time of the trip was 4 hours. Find the speed of Sarah's car on the first part of the trip.
Check two-way shear at a typical interior support : Assume the slab described in Problem 13-5 is supported on 10 in. x 24 in. columns. Check two-way shear at a typical interior support. Assume unbalanced moments are negligible.
Which values declared outliers using rule based on mad : For the data used in given Exercise, which values would be declared outliers using the rule based on MAD?- Verify that the sample mean, 20% trimmed mean, and median are X‾ = 229.2, X‾t = 220.8 and M = 221.
Identify physical activity recommendations during life stage : Define nutrient, energy, and fluid needs during each life stage.Describe nutrients of concern or special concerns during each life stage.Identify physical activity recommendations during each life stage.Discuss the following topics for the specified ..
Description of scrum teams in the scrum guide : Review the description of scrum teams in “The Scrum Guide.” How are agile teams different from traditional teams? How do you think those differences can contribute to flexibility and efficiency in agile projects?

Reviews

Write a Review

Mathematics Questions & Answers

  The eccentricity e of an ellipse is defined as the number

the eccentricity e of an ellipse is defined as the number ca where a and c are the numbers in the defining equation.

  Identify the null hypothesis and the alternative hypothesis

Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit. Determine the P-value. Show all work; writing the correct P-value, without supporting work, will receive no credit.

  Find the dimensions of the rectangle

The length of a rectangle is 26 centimeters less than 5 times its width. its area is 63 square centimeters. Find the dimensions of the rectangle.

  Developing the strategic sourcing plan

What should be involved in developing the strategic sourcing plan?

  Calculating future value of annuity compounded quarterly

Calculate the future value of an ordinary annuity consisting of quarterly payments of $1200 for 5 years, if the rate of interest is10% compounded quarterly for the first 2 years and 9% compounded quarterly for the last 3 years.

  Find the dimensions

the perimeter of a playing field for a certain sport is 188 ft. the length is 46 ft longer than the width. find the dimensions.

  News media have affedted american culture

An essay with at least 700 to 1050 in which you discuss how the information and news media have affedted American culture.

  What was the dealer gain or loss on the change in rates

Crown Honda purchased one of its most popular motorcycle models for 965,000 yen. The FX rate for the yen was 142 yen per dollar at the time of purchase, but then rose to 171.8 yen by the time payment was made. What was the dealer's gain or loss on..

  Identify conclusion of words are slippery customers passage

Determine which of the following passages are arguments. For those that are, identify the conclusion. For those that are not, determine the kind of non-argument.- Words are slippery customers.

  Question about graphing function

How would you explain the difference between the method used for graphing a function from how to determine the domain and range from the graph of a function?

  Write a differential equation that describes the amount of x

At time t=0, the chemicals are mixed and X is produced at a rate of 2 grams/minute. Write a differential equation that describes the amount of X as a function of time. Include the necessary initial condition.

  Find the 2nd derivative

Which of the following is the best method to find the 2nd derivative

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