# Posts by jenny

Total # Posts: 1,614

**math**

A Dish TV satellite dish is the shape of a paraboloid. The dish is 36 inches wide, and 8 inches deep. How many inches should the receiver be located from the vertex for optimal reception? (round to the nearest thousandth)

**chemistry**

Answer choices?

**Math**

What is 3/4 divided by 2/9

**Math**

What is 3/4 divided by 2/9

**Math**

What is 3/4 divided by 2/9

**1 grade math**

thank you.

**1 grade math**

if i have 9 cows and 10 more cows come in how many cows do i have. 9+10=?

**Physics**

A tank contains 10.5 g of chlorine gas (Cl2) at a temperature of 87 °C and an absolute pressure of 5.50 × 105 Pa. The mass per mole of Cl2 is 70.9 g/mol. (a) Determine the volume of the tank. (b) Later, the temperature of the tank has dropped to 30 °C and, due to...

**Math**

4.01449x10^9 inch is One Mile (4.01449x10^9) / 40 = 100,362,250 wheel rotations in one mile

**Math**

I have a question. Is it possible to calculate the length of a road between two towns. If we know when two vehicles travelling back and forth between the towns pass each other ? Also one vehicle is faster than the other one. Just need a hint or idea how to solve this

**math**

160 days after borrowing money, Ms. garcia pays an interest of P 370.00. How much did she borrow if the simple interest rate is 8 1/2?

**Math**

using a certain garden hose, liza can fill her fancy new bucket with water in 45 seconds. Unfortunately, Henry accidently makes a hole in the bucket, so if initially full, the bucket will now become empty in 1 minute. How long will it take to fill the bucket, considering it ...

**Chemistry **

Assume that lemon Juice os 0.05M, the mass of the 5.0ml should be about 5 grams. So the Mass of acid in your sample is about 0.25 grams. Using this and the moles of acid calculate the gfm of the acid in the lemon juice. I was able to calculate moles, but do not know how to do ...

**Geometry **

To the nearest degree, what angle does a hill with a grade of 11% make with a horizontal line? A. 6* B. 11* C. 79* D.84*

**Science**

A golfer hits a 0.05 kg golf ball with an impulse of +3 N-s. What is the change in velocity of the ball?

**Math**

Aleka has a box for keepsakes that has a volume of 576 cubic inches. The length of the box is 12 inches and the width is 8 inches. What is the height of the box?

**MATH**

Determine which state is more poorly represented. State A with a population of 277,200 and 11 representatives or state B with a population of 576,000 and 16 representatives. State A is more poorly represented because it has the smaller average constituency. State B is more ...

**Government**

How does redistricting target women? How does media coverage affect the lack of women in politics

**Math**

$60 > a

**Math**

The answer is -15x-8

**Math**

-3(5x-3)-5=

**Math**

-6x+4(-5x-4)=

**Math**

Yes Damon answer is one of my answer choices

**Math**

Hey Damon can you do that as a step by step how you do that

**Math**

but that's not one of the answer?

**Math**

2(-3x+3)+3x= The answer are A -3x+3 B -3x+6 C -3x+9 D 6

**Science ms sue please help**

Oh thank you anyway

**Science ms sue please help**

Must new substances be formed when you observe a chemical property? My answer is no because you are just observing. There is no reaction taking place. I don't know if my answer is correct.

**Math**

A sandwich shop gives a free sandwich after 8 sandwiches are bought in the formula t=s/8+s,t represents the total number of sandwiches received if s sandwiches where bought. Last year julie bought 48 sandwiches. How many sandwiches did she receive last year?

**Math**

I think is A

**Math**

So the answer is C

**Math**

I think is C because from what I know if you see a number and letter you multiple

**Math**

Which Phrase means the same as 4p-6 A 4 less then the product of 6 and a number p B 4 less than the quotient of 6 and a number p C the quotient of 6 and 4 time a number p D 6 less than the product of 4 times a number p

**Math**

Need help

**Chemistry**

What is an alcohol? Give a short definition. My answer: An organic compound in which one or more groups of hydroxyl is bonded to a chain of hydrocarbons. Do I need to change something of my answer to make it easier to understand? Thanks.

**science**

Describe how the kinetic energy of the molecules affects an object's total thermal energy.

**SS HELP FAST!!! 2**

Doesn't it just mean to compare the economic conditions between South and North Korea? And you use the chart that you have with you that has the facts? if you dont know what inference means you can look in a dictonary too. Good luck

**Math**

Jason earns &10.59 per hour. He works 5.75 hours Saturday how much money does he earn Saturday? I know the answer is $60.89 but there's two answer so I don't know if you round 60.89

**Math**

Simplify cos(x+y)-cos(x-y)

**Accounting**

7. If the net present value of a project equals zero _______________. (Points : 1) the project should be considered the project should not be considered then someone made an error in the calculation then a balanced scorecard should be adopted to compensate

**acounnting**

9. The materials price variance reveals the difference between ____________________. (Points : 1) the price paid for materials and the quantity of materials used the quantity of materials used and the quantity of materials allowed for good output none of the solutions offered ...

**accounting**

3. Managers would prefer a budget prepared______________________________. (Points : 1) by the budget committee utilizing the top-down approach utilizing the bottom-up approach utilizing none of the methods listed here

**Math**

Well the answer are A 28 B 31 1/2 C 27 D 141 3/4

**Math**

A ribbon 63 meters long must be cut into pieces that are each 2 1/4 meters long how many pieces of ribbon will there be after it cut ? I think you do 63 divide 2 1/4 and you get 28 pieces I just want to know if that's right

**Math**

I need help

**Math**

I think you do 500+45+14=559

**Math**

Find the the sum of the second multiple of 7 the fifth multiple of 100 and the ninth multiple of 10

**Math**

Ok

**Math**

That's what it saying in my paper

**Math**

No

**Math**

Sunday she drove for 10 hours

**Math**

55

**Math**

On Sunday Mrs Scott drove for 10 hours at an average speed of 60 miles per hour on Sunday she drove for 10 hours at an average speed of 55 miles per hour her car can travel 25 miles for each gallon of gas how may gallons of gas did Mrs Scott use on both days

**Math**

A man drives 40 3/8 miles to work each day he stops for coffee at a shop that is 1/2 of the way to his job how far does the man drive before he stops for coffee

**Math**

Damon how do we know that we are multiple?? And not divide

**Math**

Multiple

**Math**

A furniture maker is building a bookshelf she needs to cut rectangular pieces of wood to a length of 5/12 foot and a width of 2/3 foot what is the area of a piece of wood that size

**Math**

In the answer choices I get both of the answer if you multiple 21 7/8 and 2 1/2 you get 54 11/16 and if you divide 21 7/8 and 2 1/2 you get 8 3/4

**Math**

You get 54 11/16 but the thing I don't know is that if you multiple you get the answer and if you divide you get the answer

**Math**

A construction worker bought 21 7/8 Pounds of nails when those nails were all used she bought 2 1/2 times as many nails as she had bought the first time how many pounds of nails did she buy the second time

**Math**

40 divide by 1.5 I think

**Math**

When Alexa works overtime any hours over 40 hours a week she is paid 1.5 times her regular hourly rate in the week she worked 52 hours if her regular hourly rate is 6.80 what did she earn that week

**Math**

I think 65 and 35 and 12

**Math**

I think you divide

**Math**

For each of the bookcases a woodworker is building she charges $65 for materials she also charges $35 for each hour she works to build the bookcases how much does the woodworker charge for working 90 hours to build 12 bookcases

**Math**

The answer is 208 and Steve can you help me with 16 more

**Math**

On Friday Alexis bought 7 T shirt for 18 each she also bought 4 sports caps for 14 each and a pair of shoes for 26. How much money did Alexis spend on Friday?

**Math**

At a street market a farmer sold small apples for 30 cents each small pears for 40 cents each and small orange for 15 cents each at the end of the day the farmer had made the same amount of money from each type of fruit what is the least amount of money the farmer could have ...

**Math**

60

**Math**

15 and 30

**Math**

I think You divide

**Math**

A mechanic bought bolts in three sizes the smallest bolts cost 15 cents each the next larger sized bolts cost 20 cents each and the largest sized bolts cost 30 cents each the mechanic spent as little money as possible but spent the same amount on each bolt size how much did ...

**Math**

24

**Math**

Two sizes of concrete blocks are being used to build a raised garden bed for strawberries the first kind of block is 8 inches long and the second is 12 inches long a row of the shorter block is laid on the top of row of the longer blocks using only whole blocks what is the ...

**Math**

Two sizes of concrete blocks are being used to build a raised garden bed for strawberries the first kind of block is 8 inches long and the second is 12 inches long a row of the shorter block is laid on the top of row of the longer blocks using only whole blocks what is the ...

**Math**

48

**Math**

Two sizes of packing boxes are being stacked next to each other in a warehouse one type of the box is 12 inches high and the other is 16 inches high the heights of the stacks are to be equal what is the shortest possible height of a stack?

**Math**

I don't know if this is right I just did (44.12+44.12)+44.12+0.44

**Math**

David I still got the wrong answer can you help me again I didn't know what I did wrong

**Math**

A car rental agency charges $44.12 per day plus $0.44 per mile for a certain type of car how much is the rental charge for 3 day trip of 605 miles

**Math**

A car rental agency charges $44.12 per day plus mile for a certain type of car How much is the rental charge for a 3 days trip of 605 miles?

**Math**

The answer is 144.05

**Math**

A customer's bill for maintenance and repair at a service station showed 6 quarts of oil at $1.15 each an air filter at $3.75 an oil filter at $7.45 13 gallons of gasoline at $1.15 a gallon and 3 hours labor at $37.00 an hour What was the total bill?

**Math**

Ok can you help me with 2 more problems

**Math**

I got 165.80

**Math**

Joshua went on shopping spree. He bought a backpack,7 notebooks,4 games and a clock. The backpack cost $16.00, the notebooks cost $9.40 each the games cost $15 each and the clock cost $24.00. How much money did he spend?

**Math**

I don't have that answer on my paper so I don't know what answer is ? The answer are A. 0.5 B. 500 C. 5 D. None of these

**Math**

What is 105/2.1

**English**

I didn't know what it mean I just guess and no it was not the answer.

**English**

I think the answer is A

**English**

The word phosphorescence and gelatinous would be categorized under the label The answer are A. Marine animals B. Fishing terms C. boat terms D. Marine images I hope somebody can help me

**Math**

An energy saver heater uses 24% less energy than the older heater model. The older heater uses $350 worth of energy per year. A homeowner replaces his older heater with the new, energy saving heater. Each year how much will he save?

**Math**

Is the answer is 0.55 so the answer will be 55

**Math**

I think you divide the two number

**Math**

At franklin middle school there are 360 students graduating this year after graduation 198 of the students will go to Wilson high school what percent of the graduating students will go to Wilson high school

**Math**

511

**Math**

I think you multiple the two number

**Math**

Science is the favorite subject of 73% of student at a school. There are 700 students at the school. How many of them like science best?

**Math**

I think the answer is 50 because if you do 0.8 multiple by 50 you get 40

**Math**

80% of what number is 40 ?