07/06/14

help with energy and momentum
  a man works at an office which produces a lot of documents.  often he has to carry heavy stacks of documents from one office to another.  on this day he, whom ways 75 kilograms, has to transport... more
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07/06/14

help with kinetic energy
if the average kinetic energy of a substance changes,   a.  its temperture changes b.  it may change phase c.  thermal energy has been transferred  into or out of the substance d.  all of... more
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07/06/14

math answer
Grandma gave some cards to Ritchie and some to Erin. She gave 6 times the amount to Erin as she did to Ritchie. If the total amount she gave them was 280 cards, how many did she give to Ritchie?
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07/06/14

A floor which measures 15 m*8 m is to be laid with tiles measuring 50 cm*2
A floor which measures 15 m*8 m is to be laid with tiles measuring 50 cm*25 cm. Find the number of tiles required. Further, if a carpet is laid on the floor so that a space of 1 m exists between... more
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07/04/14

7 loaves of bread. need 50 slices. How many slices needed cut from each loaf of bread if cuts are the same number of slices from each loaf?
Hope made 7 loaves of bread for the Festival. She needs 50 slices. How many slices would she need to cut from each loaf of bread if she cuts the same number of slices from each loaf? Answers are... more
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07/03/14

1500 tickets were sold lawn seats cost 15.00 and 25.00 for pav seats, how much for each type were sold using two equations with variables
1500 concert tickets were sold for Jazz fest. $25.00 for P seats and $15.00 for L seats totaling 28,500. How many of each were sold.    Answer by using two equations and two variables
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07/03/14

a body with mass m is sliding over a slope the angle of the slope is 47 degrees for 5 seconds find the momentum of the body?
Are all the things given 
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07/02/14

Can you help me form an equation. Trying to help my friend for a job promotion.
For every cup of sugar used, a certain recipe requires E eggs. Eggs cost D dollars and sugar costs F dollars. If John starts with X dollars, follows this recipe and uses C cups of sugar, how much... more
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07/02/14

help with kilograms for earths surface
 about how much does 10 kilograms of anything weight at the earth's surface?   a.  10 N b.  10 pounds c.  100 N d.  none of these   I think the anwer is d
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06/30/14

Find the distance between the following points: (-2,4),(3,2)
Find the distance between the following points: (-2,4),(3,2)
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06/23/14

Mary read 58 pages of her book, if she still has 3/4 of the book left to read, how many pages are in the book
    mary read 58 pages of her book, if she has 3/4 of the book left to read, how many pages are in the book?
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06/23/14

I need to solve this equation for k: 3k+6b=24
I am asking for help on math. How do i solve this math word problem?
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06/22/14

cars traveling
Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 18 miles, the distance between the cars was 6 miles more than the distance traveled by... more
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06/22/14

road trip problem?????
On a road trip from New York to Los Angeles, Joe stopped in St. Louis which is 924 miles from New York. If St.Louis is 0.33 of the trip to Los Angeles, how far is it from New York to Los Angeles?
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06/22/14

How far south of P should Q be located in order to minimize the total construction costs?
(1 pt) A small resort is situated on an island off a part of the coast of Mexico that has a perfectly straight north-south shoreline. The point P on the shoreline that is closest to the island is... more
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06/22/14

What is the shortest length of fence that the rancher can use?
A rancher wants to fence in an area of 2000000 square feet in a rectangular field and then divide it in half with a fence down the middle parallel to one side. What is the shortest length of fence... more
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06/21/14

Find the production level that will maximaze the profit
For the given cost function C(x)=3000+640x+1.1x2 and the demand function p(x)=1920 (i.e. the price p at the given volume of demand x) . Find the production level that will maximaze the profit... more
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06/21/14

I just started to factor with trinimials
Can you write the steps for trinominal and binomial factoring and or quadrazites?
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06/20/14

What amount three years ago is equivalent to $7,600 on a date 3.5 years from now if money earns 7% compounded semiannually during the intervening time?
Round to nearest cent. Business math 
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06/20/14

Optimization Problems
The Eco-venture charter company offers local environmental excursions. The fare is $45 per person if up to 30 passengers sign up for the trip. (Note: The company does not offer the trip if fewer... more
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06/19/14

Solve the question regarding the four intervals
Consider the function f(x)=5x+6x-1. For this function there are four important intervals: (-infinity,A],[A,B),(B.C) and [C,infinity) where A, and C are the critical numbers and the function is not... more
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06/19/14

4x-3/3 - 6x-3/5 = 2
I am not sure how to solve this.
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06/19/14

Optimization Problems
An open-top box is to be constructed so that its base is twice as long as it is wide. Its volume is to be 2300 cm^3. FInd the dimensions that will minimize the amount of cardboard... more
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06/19/14

A box with an open top has a square base and four sides of equal height.
A box with an open top has a square base and four sides of equal height. The volume of the box is 45ft^2. The height is 2 ft greater then both the length and the width. if the surface area is 69ft... more
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06/19/14

Suppose Mary deposits $200 at the end of each month for 30 years into an account that pays 5% interest compounded monthly.
Question 1: How much total money will she have in the account at the end?Question 2: How much total money did Mary actually deposit?Question 3: How much total interest did the account earn over... more
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