Saturday

October 22, 2016
Total # Posts: 30

**Math**

An experiment is conducted where a single die is rolled 15 times. A 3,2,1,6,4,6,6,5,2,6,5,3,2,3 and 1 are rolled. What is the probability of rolling a 1? Decimal and fraction form

*October 4, 2016*

**Math**

Two mechanics worked on a car. The first mechanic worked for 10 hours and the second mechanic worked for 15 hours. Together they charged $2500. What was the rate charged per hour by each mechanic if the sum of the two rates was $195 per hour?

*October 1, 2016*

**Geometry**

If there are 7.48 gallons of water in a cubic foot, how many gallons of water is needed to fill a pool that is 2,260.8 cubic feet?

*September 23, 2016*

**7th grade math**

a photograph is 4.5 in. wide and 6 in. long. A yearbook editor has the photo reduced to fit a spade 1.7 in. wide. how long is the reduced photograph?

*September 20, 2016*

**algebra**

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 min long. How long is each film?

*January 25, 2015*

**Elementary Alegebra**

jon's age is 120% of Sara's age. If their age difference is 5 years, how old are jon and sara?

*December 2, 2014*

** math**

The sum of a number and 1/8 of the number is 54. Find the number.

*June 12, 2014*

**Science**

i just took the test and majority of these answers are correct!

*March 6, 2014*

**Math**

3 DIVIDED BY 562.0 SHOW ALL STEPS LONG DIVISION

*August 5, 2013*

**Physics**

PLease B_0 for Problem 1 both cases!

*May 11, 2013*

**Physics**

Please B_0!

*May 8, 2013*

**chemistry**

convert the following measurements to the units specified 1) 357ml = ?L 2) 25kg = ?mg 3) 35,000cm = ?L

*September 24, 2012*

**chemistry**

convert the following measurements to the units specified 1) 357ml = ?L 2) 25kg = ?mg 3) 35,000cm = ?L

*September 24, 2012*

**Biology**

We did an assignment called the tooth pick fish and the yellow fish were in danger then all the green fish disappeared because they were in a hostile environment i don't fully under stand this question though Have any genes disappeared entirely?

*January 31, 2012*

**Biology **

Yellow genes are recessive to green; green are dominant to both red and yellow. Which color of genes disappeared faster when the environment was hostile to them? Why?

*January 31, 2012*

**Geometry**

Symmetric Property of Congruence: if < 1 ~= <2 and <3~= <4, then , and

*January 27, 2012*

**poetry**

I need help on figuring out the type of poem and developing a theme and meaning the themes/meaning is confusing me on some of them “No, Thank You, John” I never said I loved you, John: Why will you tease me day by day, And wax a weariness to think upon With always &#...

*January 27, 2012*

**Poetry**

I need help on figuring out the type of poem and developing a theme and meaning the themes/meaning is confusing me on some of them “No, Thank You, John” I never said I loved you, John: Why will you tease me day by day, And wax a weariness to think upon With always &#...

*January 27, 2012*

**physics**

A 7.5 kg object moving at 7.3 m/s collides inelastically with a 4.0 kg object which is initially at rest. What percentage of the initial kinetic energy of the system is lost during the collision?

*November 1, 2011*

**:)**

simplify the following problems. show all work 1) -1[-2(-3)^3]^2 2) -3{3-2{10-3(-2)^2}^2]^2 3) -3[4-7(-3-5)]-(-5)^2

*September 27, 2011*

**Chemistry- Naming Compounds**

MoP Sb2(CrO4)5 And Molybdenum (VI) Phosphate I'm having trouble with these only

*February 19, 2011*

**College Chem**

How many moles of O atoms are there in a sample of 86g sucrose (C12H22O11)?

*January 30, 2011*

**9th grade**

since geometry

*August 3, 2010*

**9th grade**

At a certain time, a vertical pole 3 meters tall casts a 4 meter shadow. What is the angle of elevation of the sun? Round your answer to the nearest meter

*August 3, 2010*

**chemistry**

A solution is labeled 0.450 m magnesim nitrate. Calculate the concentration of each ion present in solution.

*February 2, 2009*

**Grammar**

Punctuating sentences Friday nights at the diner were always busy, I prefer the activity. Is this answer correct? Friday nights at the diner were always busy; I prefer the activity. Yes, it is correct. Two independent clauses (which you have in this case) must be joined by a ...

*June 30, 2007*

**math**

Solve each formula for n. 2n = 4xp-6 3m-n=4s r/n+2=p t=100(n+3) pv/nR=T 8a+2=6b In the first example, divide both sides of the equation by 2 In the second example, add n to both sides of the equation. Try these yourself. They aren't that hard. We will be glad to critique ...

*March 29, 2007*

**math**

What is the interest on $600 for 5 years is $210.What is the percentage rate? 600 x rate x 5 yrs = 210. Solve for rate, then multiply by 100.

*November 11, 2006*

**math**

1.In what length of time will $500 be the interest on $2500 invested 5% per anum? Is this compounded. I will assume it is not. 0.05 x 2500 x #yrs = 500 Solve for #yrs.

*November 11, 2006*

**Stoichiometry problem**

How many grams of phosphorus can be obtained from the decomposition of 45 kg of POCL3. 2 POCL3 --|> 2P + # Cl2 + O2 Please help

*September 9, 2006*

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