Monday

August 3, 2015

August 3, 2015

Total # Posts: 67

**Math**

A reservation clerk worked 15.3 hours one day. She spent twice as much time entering new reservations as she did verifying old ones and one and a half as much time calling to confirm reservations as verifying old ones. How much time did she spend entering new reservations?
*April 3, 2010*

**Math**

What is the measure of the dent angle for a star-shaped polygon with 8 points and a point angle of 20 degrees?
*March 23, 2010*

**Math**

What must be true for a pentagon so that it will tessellate a plane?
*March 23, 2010*

**Math **

Find the volume of a cube with a cylindrical hole of diameter of 68mm? It is a perfect cube with each side of 84mm Thank you.
*March 22, 2010*

**Math**

What is the measure of the dent angle for a star-shaped polygon with 8 points and a point angle of 20 degrees?
*March 22, 2010*

**Math**

In a certain coastal basin, the sea water contains 3.5 grams of salt per 1000 milliliters of water. How many grams of salt would be in 2 liters of the sea water.
*March 22, 2010*

**Word Problem**

That would be nice! :)
*March 20, 2010*

**Word Problem**

A swimming pool 25 m long, 15 m wide, and 150 cm deep is being filled at the rate of 20 L/min. How many hours will be needed to fill the pool?
*March 20, 2010*

**Math**

What is the probability that the random variable has a value between 0.1 and 0.5? The random variable is .125.
*March 7, 2010*

**Word Problem**

A math teacher gives two different tests to measure students' aptitude for math. Scores on the first test are normally distributed with a mean of 25 and a standard deviation of 4.6. Scores on the second test are normally distributed with a mean of 68 and a standard ...
*March 7, 2010*

**Word Problem.**

Thank you Reiny.
*March 7, 2010*

**Word Problem.**

A game is played by flipping three coins. If all three coins land heads up you win $15. If two coins lands heads up you win $5. If one coin lands heads up you win $2. If no coins land heads up you win nothing. If you play $4 to play, what are your expected winnings?
*March 7, 2010*

**Math, please check answer**

I was wondering about that. Thank you both.
*February 21, 2010*

**Math, please check answer**

Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A face card or a 5 is drawn. So there are 12 face cards. Plus 5. So that is 13 options out of 52?
*February 21, 2010*

**Math**

I don't see any drawbacks
*February 21, 2010*

**Math**

Roughly speaking, the standard deviation indicates how far, on average, the observations are from the mean. Do you think that for the data set below the standard deviation will give a good indication of the typical deviation from the mean? 2, 3, 4, 4, 5, 5, 6, 6, 100 What ...
*February 21, 2010*

**Math, please check work**

Thank you!
*February 21, 2010*

**Math, please check work**

A bag contains 7 red marbles, 2 blue marbles, and 1 green marble. If a marble is selected at random, what is the probability of choosing a marble that is not blue? 7+2+1=10 There are two blue marbles So is the probability 1/5?
*February 21, 2010*

**Math**

Suppose there are 7 roads connecting town A to town B and 5 roads connecting town B to town C. In how many ways can a person travel from A to C via B?
*February 21, 2010*

**Math**

Assume that the probability is 1/2 that a baby born is a boy. If a couple has two children, what is the probability that both are girls? Assume that births are independent of each other.
*February 21, 2010*

**Math**

Thank you. I am not graping probability as well as I hoped.
*February 21, 2010*

**Math**

How do I find the probability of the event described. What is the probability of rolling a number less than or equal to 4?
*February 21, 2010*

**Politics**

Thank you Ms. Sue.
*December 20, 2009*

**Politics**

You are a criminal defense attorney, and your client has just been found guilty by a U.S. district court in Illinois. In this case if I filed an appeal, who are the Supreme Court justices and chief justice who may or may not decide to hear your case?
*December 20, 2009*

**Math, please check answer**

okay. I think I get it. Thank you both.
*December 20, 2009*

**Math, please check answer**

This would be slope equalls rise over run? would it be 1/16?
*December 20, 2009*

**Math, please check answer**

Find the slope of the line through the given points. ( 8, -2) and ( 8, -1) Since 8-8 is 0 would the slope be 0 or would there be no slope?
*December 20, 2009*

**Math, please check answer**

I will be sure to do that, thank you again!
*December 20, 2009*

**Math, please check answer**

Find the midpoint of the line segment having the given endpoints. ( 2, 6) and ( 7, 3) M 9/2,9/2
*December 20, 2009*

**Math**

okay, I understand now. Thank you. This is so confusing to me.
*December 20, 2009*

**Math**

x 5 10 15 20 25 30 y 50 60 70 80 80 90 Is this not linear?
*December 20, 2009*

**Math, please check work**

Thanks so much!
*December 17, 2009*

**Math, please check work**

find the other endpoint of a line segment with the given midpoint and one endpoint. Endpoint: (0,0) midpoint: (4, -3) I would Double the midpoint and add on the endpoint The other endpoint would be (8, -6) is this correct?
*December 17, 2009*

**Math**

Thank you.
*December 17, 2009*

**Math**

how would I find the slope of the line passing through each pair of points in (3, 7) and (6, -11)
*December 17, 2009*

**Math**

Write an equation that satisfies the conditions stated in parallel to the line y = -4x + 1
*December 17, 2009*

**Math**

Very helpful! Thank you!
*December 17, 2009*

**Math**

Find the equation of a line that passes through the point (1,2) and has a slope of 1/3 Can you please show me how you found the equation.
*December 17, 2009*

**Math**

I would/could have done the work. I just didn't know which technique is best. The name of the technique. Thank you for your help!
*December 12, 2009*

**Math**

Which linear technique would be best to solve this problem? 3x/4 + 6 = -12 And which quadratic equation would be best for -4x^2=0 Thanks for any suggestions.
*December 12, 2009*

**Math**

I still can't quite grasp it but your explanation is very helpful. Thank you!
*December 12, 2009*

**Math**

For which values is the relationship linear? Tell how you decided. Write the equation for each linear relationship x 5 10 15 20 25 30 y 20 30 40 50 50 50
*December 12, 2009*

**Math**

Ms. Sue, do you have a suggestion?
*December 12, 2009*

**Math**

Which linear technique would be best to solve this problem? 3x/4 + 6 = -12
*December 12, 2009*

**Math**

The problem is actually y = 20 + x/3. Would it still be the same?
*December 11, 2009*

**Math**

Give five ordered pairs that makes the equation true y = 20 + x3
*December 11, 2009*

**Math**

Does anyone know how to solve this.
*December 11, 2009*

**Math**

For which values is the relationship linear? Tell how you decided. Write the equation for each linear relationship x 5 10 15 20 25 30 y 20 30 40 50 50 50 I don't understand what the relationship has to do with being linear?
*December 11, 2009*

**Math**

I thought so, just wanted to verify. Thank you
*December 11, 2009*

**Math**

State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential
*December 11, 2009*

**Math word problem**

Thank you all. You guys are awesome. So i find the area of both and just subtract the circle from the square. Perfect!
*December 4, 2009*

**Math word problem**

A small circular pool is enclosed in a square. Find the area inside the square but outside the circle? (of the shaded region). There is a picture of a square, which is shaded, around a circle. The circle is touching all four sides of the square and there is 4.3m above the ...
*December 4, 2009*

**Math word problem**

Alonso can't decide which size pizza to order. The 10-inch cheese and sausage pizza is $7.99, while the 12-inch deluxe is $8.99. The dimensions given are the diameters of the pizzas. If he gets the 10-inch pizza, the total price will be divided among 3 people. If he ...
*December 4, 2009*

**Politics**

Thank you. I researched trying to find the answer. I was trying to find out if America responded faster to the victims of the Tsunami or the victims of Katrina. Rescue response.
*December 2, 2009*

**Politics**

How fast did america respond to the tsunami 2004?
*December 2, 2009*

**Math**

Given that P(A) = 1/4 , what are the odds against A occurring? I am not sure how to solve this.
*November 23, 2009*

**Math**

You say simply! :) j/k...it makes sense now, thank you.
*November 23, 2009*

**Math**

If a two-card hand is dealt from a well-shuffled deck of 52 cards, what is the probability that the hand contains two kings?
*November 23, 2009*

**Math**

There are 8 members on a board of directors. If they must form a subcommittee of 3 members, how many different subcommittees are possible?
*November 23, 2009*

**Politics**

Yes, that is a great idea....I think it would be important to discuss. Thank you very much!
*November 15, 2009*

**Politics**

I am writing a term paper and I have to use an example of a public policy designed to protect freedom of expression. I was wondering if someone had a good example of one. Specifically one that defined the importance of our first amendment, but not too far back in history? ...
*November 15, 2009*

**Math**

Yes, it meant divisible by, or I am assuming so. That is how it was asked on paper. So, the answer isn't true.
*October 4, 2009*

**Math**

Determine whether the statement is true or false. Show or explain why. If n is a natural number and 4 | n, then 8 | n.
*October 4, 2009*

**Math**

Yea, that is what I am confused about as well. So is it 1 if that is the only possibility?
*October 4, 2009*

**Math**

Yes, the answer given was that "clearly, there is no common factor " But that isn't a possiblity. The answer is either A) 65, B)26, C) 1 or D)6
*October 4, 2009*

**Math**

construct a factor tree for the given number. Then write out the prime factorization of the number 392, 190, 39 & 52
*October 4, 2009*

**Math**

True or fals: a number is divisible by 8 if it is divisble by 4 and divisible by 2? And how many variations of 3_2_ are divisible by six?
*September 26, 2009*

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