11/24/14

What is the surface area of the square pyramid? A. 2480 in2 B. 5120 in2 C. 6880 in2 D. 8640 in2
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11/24/14

What is the surface area of the square pyramid? A. 340 cm2 B. 280 cm2 C. 220 cm2 D. 160 cm2
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11/24/14

Find the surface area of the prism. A. 2299 mm2 B. 2954.5 mm2 C. 3173 mm2 D. 498,180 mm2
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11/24/14

Find the surface area of the prism. A. 24 m2 B. 54 m2 C. 94 m2 D. 104 m2
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11/23/14

mixture problems
How much water should be added to 50 ml of 25% acid solution to dilute it to a 10% acid solution?
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11/23/14

rate time velocity
A motorboat takes 5 hours to travel 100km going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
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11/22/14

What is the area of the largest possible Norman window with a perimeter of 49 feet?
A Norman window has the shape of a semicircle atop a rectangle so that the diameter of the semicircle is equal to the width of the rectangle. What is the area of the largest possible Norman window... more
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11/22/14

Basic Grade Six math word problem
he age of a girl in elementary school is now a multiple of 2 and next year, will be a multiple of three. How old is she now?This will happen again in high school. What age(s) will she be then?This... more
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11/22/14

Please help! I have no idea how to solve this
Jenny F 42, Sandy F 36, Linda F 29, Lilly F 54, Nicole F 32, Sally F 23, Lisa F 22, Brook F 38, John M 60, Dave M 43, Shawn M 25, Kurt M 47, Brando M 52, Brain M 35 Review the age and gender data... more
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11/22/14

A farmer wants to make a rectangular enclosure using 104 feet of fencing.
Find the dimensions and the area of the largest rectangular enclosure possible.
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11/22/14

the difference between the measure of interior and exterior angles of regular polygon is 90 degrees?
sir n=?? and explain me some examples to find n?i cant able to do sir plzzzzzzzzzzzz help me
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11/21/14

What are the lengths of the base and the sides of equal lengths?
A frame section for the roof of a building is an isosceles triangle. The length of each equal-length side is 11 meters less than twice the length of the base. The perimeter is 18 meters. What are... more
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11/21/14

Square the product of 8 and 7. To this answer, add 100 times the product -2 and 1
1. Solve for x:5x+4(x+5)=92 2. Solve for p:8p-6-3p=29 3. Solve for y:3/2(6y+4)=-15/2 4. Solve for n:3n-7=8n+18 Read carefully!! Square the product of your answers to the first two questions. To... more
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11/21/14

algebra help
Negative 12 divided by 2/3 step by step help?
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11/21/14

Both square roots of 15-8i
I have to find both square roots of 15-8i. I'm guessing it needs to be in a+bi form in the end 
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11/21/14

The class average is 83, take away the best score then the average is 82. There are 16 students, what is the best score?
The class average is 83, take away the best score then the average is 82. There are 16 students, what is the best score?
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11/20/14

A washer and dryer combo costs $1100. If each is bought separately, the dryer costs 6/5 times as much as the washer. Find the cost of the washer and dryer.
A washer and dryer combination costs $1100. If each is bought separately, the dryer costs 6/5 times as much as the washer. Find the cost of the washer and dryer.
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11/20/14

the side length of the yellow square is x inches and the width of the orange region is 10 in. What is the area of the orange part of the rug
a square orange rug has a yellow square in the center. the side length of the yellow square is x inches and the width of the orange region is 10 in. What is the area of the orange part of the rug
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11/20/14

the ratio of black to red cards in a pile is 5:3 if there are 56 cards in the pile how many red cards are there
This is a proportions problem and I know how to normally work these but I've been sick for a while and it the process seems to have slipped my mind
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11/20/14

(2Z+6)^2=-16
We have to solve it over the complex field and have it in a+bi form
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11/20/14

Two numbers differ by 12 and the sum of their squares is 104. Find the numbers.
Two numbers differ by 12 and the sum of their squares is 104. Find the numbers.                                                                                              
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11/20/14

what's n ...7=6-n/7
Im a dad trying to help my son with algebra plz help 
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11/20/14

Probelm Solving linear equations with two variables (using either method)
A canoe was paddled foe 2 hours with a 4km/h current.  The return trip against the current took 10 hours.  How fast can the canoe be paddled in still water?
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11/20/14

One hose can fill a goldfish pond in 24 minutes and two hoses can fill the same pond in 15 minutes.
How long would it take the second hose by itself?
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11/20/14

find the radius for x ^2 + y ^2 = 5
I need help finding the radius of the circle.
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