04/21/16

Two spheres have a ratio of 2:3. Find the ratio of their surface area and volumes(small to large.)
I really have no idea what to do please help me.
Follows • 2
Expert Answers •1

04/21/16

A blueprint of a house has a scale in which 1 inch equals 4 1/2 feet. If the living room wall measures 8 1/5 inches in the drawing what is the actual length of
4 1/2 is a fraction along with 8 1/5 and 4 and 8 are whole numbers 
Follows • 2
Expert Answers •1

04/21/16

One makes a round trip every 12 days, and the other makes a round trip every 16 days. In how many days will both cruise ships be in Florida?
Two cruise ships set sail from Florida on the same day. One makes a round trip every 12 days, and the other makes a round trip every 16 days. In how many days will both cruise ships be in Florida?
Follows • 2
Expert Answers •1

04/21/16

What's an equation one could use to find the focus and directrix?
I'm putting together small study guide for Geometry, and since some of my notes got destroyed, I don't have the formula I'd been using.  It doesn't have to be one for both; I'm just formula based... more
Follows • 2
Expert Answers •1

04/21/16

Use synthetic division to show the given number is a root of a polynomial function?
Y=x3 +x2-16x-16.  X=4
Follows • 2
Expert Answers •1

04/20/16

True or False (Logarithm)
Determine if True or False.    *small # under log   1) log*5(xy)=(log*5x)(log*5y)   2) log*5 4= log4/log5                 
Follows • 3
Expert Answers •3

04/20/16

Solve the right triangle.
A=39 degrees b=44.   B=? degrees? a=? c=?
Follows • 2
Expert Answers •1

04/20/16

how long will it take for an investment to triple if is compounded continuously at 5%
show the equation to find the answer as well
Follows • 2
Expert Answers •1

04/20/16

daniel leaves his house at 07:00 he drives 87 miles to work he arrives at an average speed of 36 miles pre hour at what time did daniel arrive at work?
I don't know how to answer it or what the answer will be.
Follows • 3
Expert Answers •2

04/20/16

Math - Solve using any method
2X - 4/X = 6   Solve using any method   Help
Follows • 2
Expert Answers •1

04/20/16

How do i find the equstion of thid line
I have to write the equation of parallel and perpendicular line ok this line y=4x-8
Follows • 2
Expert Answers •1

04/20/16

how do you get percentage from dividing or subtracting
Here is the exact question. Louisiana has about 400 miles of coastline. If 125 miles of Louisiana coastline were polluted by the oil spill,  what percentage was undamaged.  
Follows • 3
Expert Answers •2

04/19/16

How can you use 2x8 to find 4x8
How can you use 2x8 to find 4x8
Follows • 2
Expert Answers •1

04/19/16

pre calculus help needed as soon as possible!! Got a test tomorrow and need to understand these type of questions! Thanks
Without the use of a calculator, determine the exact value of each trigonometric ratio.   a) sin 5/4Pi   b) sec 2/3Pi   Thanks!!
Follows • 2
Expert Answers •1

04/19/16

Does 4×(1+3^2) and 4×(1+3)^2 have the same answer?
Does it have the same answer? I dont think so but im not really sure
Follows • 4
Expert Answers •3

04/19/16

second grade common core math problem
Alice measured her belt to be 22 inches long using a yard stick, but she didn't start her measurement didn't start at zero. What might be the the two endpoints of her belt on her meter stick?... more
Follows • 2
Expert Answers •1

04/19/16

Each lateral face of a regular hexagonal pyramid has lateral edges of length 10 inches and a base edge of 12 inches. What is the lateral area of the pyramid?
What is the lateral area of the pyramid?
Follows • 2
Expert Answers •1

04/19/16

Their rectangular door frame is 3 ft wide and 6.5ft high. approximate the greatest length of its diameter so that the table can be placed into the dining room?
This is a 6th grade Math Enrichment problem that my son got today.  He learned the pythagorean Theorem today so I believe that is how to solve this problem?
Follows • 2
Expert Answers •1

04/19/16

A sculpture of a giant cube contains 1000 cubes within it. How many smaller cubes are along each edge of the sculpture?
Expressions and equations
Follows • 2
Expert Answers •1

04/19/16

a box of machine parts contains 6 times as many usable parts as defective parts if there are exactly 882 parts in the box, how mang of them are usable?
I know what the answer is I just don't know how to get it.. The description says that the equation to solve it is d+6d=7d and since we know that there are 882 parts the equation can be written as... more
Follows • 3
Expert Answers •1

04/19/16

Use the exponential growth? model, A=A0e^kt?, to find the time it takes a population to multiply by seven ?(to grow from A0 to 7A0?).
Exponential growth problems (Math 105)
Follows • 2
Expert Answers •1

04/19/16

Word Problem
A gardener needs to enclose three adjacent rectangular gardens, one for tomatoes, one for squash, and one for pumpkin. If 400ft of fencing is available what is the largest total area that can be... more
Follows • 2
Expert Answers •1

04/19/16

finding a product
In Algebra I am given the following problem:   Express the product of a number increased by 15, and the number -8.   I am confused. Please help me.
Follows • 2
Expert Answers •1

04/19/16

Jose bought 2 posters for $9. One poster was on sale for FULL PRICE. And the second was on sale for HALF PRICE. How much was the full price poster
I don't understand this question.. at all;(  Please helppp
Follows • 2
Expert Answers •1

04/19/16

In 2009, the world population reached 7 billon. If we assumed a growth rate of 1.5%, when will the population reach 10 billon?
application that are used to solve this problem.
Follows • 2
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.