# Posts by hilda

Total # Posts: 32

**Algebra**

Calculate the present value of the annuity. (Round your answer to the nearest cent.) $1600 monthly at 6.6% for 30 years.

**English (put commas )**

The chairman’s past work I believe is quite noteworthy. Parents were once legally required to bestow the father’s surname on their children but these laws have been contested in court and found invalid. We tried to help them with their homework ,and explain how to ...

**English (put commas )**

The chairman’s past work I believe is quite noteworthy. Parents were once legally required to bestow the father’s surname on their children but these laws have been contested in court and found invalid. We tried to help them with their homework and explain how to ...

**chemistry**

Describe how would accurately prepare one litre of 150 ppm using copper

**science**

What is the density of a piece of wood that has a mass of 25.0 grams and a volume of 29.4 cm3

**science**

How many joules of heat is required to change 40.0g of ice at 0degrees Celsius to liquid water at 0 degrees Celsius.

**Math**

An investor invests $3,026 into a savings account. The interest on the account is 3- 1/2%, and the investor invests the money for one and one-half years. What will her simple interest be? –

**Math**

Sally and Marta have the same number of postcards

**Research**

To make causal inferences from observed differences between groups based on varied levels of treatment, it is necessary to…?

**7th Grade Math**

What is the measure of an exterior angle of a regular polygon in which the sum of interior angle measures is 5400 degrees? A. 11.25 degrees B. 30 degrees C. 32 degrees D. 168.75 degrees

**Math**

8 - 1/4 8/1 - 1/4 8*4/1*4 - 1/4 32/4 - 1/4 31/4 Answer: 7 3/4

**Math**

12 - 3/4 12/1 - 3/4 12*4/1*4 - 3/4 48/4 - 3/4 45/4 Answer: 11 1/4

**Math**

Solution: 12 - 3/4 Answer: 11 1/4

**chemistry**

why does a gas convert directly to liquid without passing through the solid state

**statistics**

Using our data set from Unit 1, compose a 3-page e-mail to the head of the American Intellectual Union, which includes the following: 1.Begin your e-mail to AIU by first providing an overview of the database, that is, a story about the characteristics that may include types of...

**chemistry urgent**

The hydrogen generated in lab is a product of reaction between magnesium and hydrochloric acid. Which of these reacts was the limiting reactant?

**algebra**

5square root 27 plus 7 square root 3

**marketing**

You are a consultant advising a company on the importance of making good assumptions before making major decisions. To explain to your client what you mean you decide to give examples of other companies and the assumptions used to make major decisions. Research the following...

**economics**

Calculate the mid-point elasticity of demand. The online bookseller wants to increase its total revenue by offering 10% discount on every book it sells.Its custmers are divided in 2 groups Group A and group B Volume of sales before the discount for Group A= sales for $1.55 ...

**college algebra**

Suppose that the number of new homes built, H, in a city over a period of time, t, is graphed on a rectangular coordinate system where time is on the horizontal axis. Suppose that the number of homes built can be modeled by an exponential function, H= p * at , (H = p*a^t) ...

**algebra**

Library Assignment When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -16t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in ft/sec and “k” is the initial ...

**accounting**

Refer to Target Corporation's financial statements Target Corporation is currently seeking additional capital to expand its operations. Two companies have shown interest in providing additional capital. Company #1 is interested in investing in the organization and, ...

**accounting**

Group Project Doug Maltbee formed a lawn service business as a summer job. To start the business on May 1, he deposited $1,000 in a new bank account in the name of the proprietorship. The $1,000 consisted of a $600 loan from his father and $400 of his own money. Doug rented ...

**Algebra**

B=703•w/h2

**Science**

In a gas kept at a constant temperature, all molecules move with the same speed. True or False? I believe that is true because the pressure would be equal if the temperature is so the molecules would have the same speed.

**English**

Thank you

**English**

Identifying antecedents 11a. The antecedent in the following sentence is Doctors: Doctors should schedule more time for patients so they do not spend so much time in the waiting room. 11b. The antecedent in the following sentence is patients: Doctors should schedule more time ...

**English**

Thank you.

**English**

Identifying antecedents 10a. The antecedent in the following sentence is students: Students in online classes have to be organized to keep up with their assignments. 10b. The antecedent in the following sentence is class: Students in online classes have to be organized to keep...

**micro**

how can you tell that the media were sterile?

**social studies**

Why did the author write "I am the mummy" from the role of the mummy"

**Math-- Desperate for help!**

Find the amount in an account if $2000 is invested at 6.125%,compounded semi-anually,for 2 years. A. $2,256.49 B. $2,252.50 C. $2,324.89 D. $544,757.84 One of these is the correct answer. I am coming up with (D) 544,757.84 Can you check, because I am probably wrong. You are ...