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Angular speed |
2018-10-18 |
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From Akidima:
A bicycle wheel rotates uniformly through 2.0 revolutions in 4.0 seconds .
What is the average angular speed of the wheel
Answered by Penny Nom. |
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Filling a candy box |
2018-10-16 |
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From Stephanie:
My child had the question: A candy box has the following measurements.
10x6x4Find the total volume. (We got that one right 240in3)
But... then it said “How many 1/2 inch cubed pieces of candy can fit in the box?
This is where we disagree. Please help.
Answered by Penny Nom. |
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Covering 6 acres with dirt |
2018-09-27 |
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From Scott:
How many cubic yards of dirt would come from 6 acres, 6 ft. deep?
Answered by Penny Nom. |
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The area of a trapezoid |
2018-09-24 |
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From An other:
AB-272 feet: AC 690 feet; CD-330 Feet; DA-669Feet Calculate the area in feet and Acres.
Answered by Penny Nom. |
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Two curves |
2018-09-23 |
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From Megan:
How do i find the interception points of xy=-2 and y=x+3? Many thanks!
Answered by Penny Nom. |
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The point-slope equation for a line |
2018-09-23 |
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From Sally:
The equation of the line in point-slope form for the line passing through the point ( 4, -6) and parallel to the line y = -6x + 2. Describe the steps.
Answered by Penny Nom. |
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An inequality with no solution |
2018-09-20 |
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From Alena:
I'm trying to help with a homework problem. Can you please help me?
2kx - 3k < 2x + 4 +3kx
We are solving for "k" with no solution.
Answered by Penny Nom. |
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Compatible numbers |
2018-09-19 |
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From Jessica:
Hello, I'm having trouble helping my daughter she is in 5th grade and I tell you her math is so much different then the math I learned in school and I been out of school for quite some time so it's a little hard for me.
Anyway her math is very confusing for me they are saying use compatible numbers to find two estimates.
I have no idea what that even mean I tried using Google but still don't get it .
The problem is 12 divided by 478 using compatible numbers to find two estimates.... please help
Answered by Penny Nom. |
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The sum and difference of two numbers |
2018-09-17 |
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From Feni:
The sum of two numbers is 4. The difference of the two numbers is 2. What are the two numbers?
Answered by Penny Nom. |
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A gas and oil mixture |
2018-09-16 |
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From April:
For a new motor bike, the recommended ratio of gas to oil is 27:1 by volume. How much gas and how much oil are needed to fill a 14 L tank on a new motor bike?
Thank you
Answered by Penny Nom. |
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Predicting the number of fish in a lake |
2018-09-16 |
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From April:
A researcher catches 30 fish in a pond, attaches a marker to their fin and releases them. The next day she places a large net in the water and catches 9 fish. 3 have the marker attached to their fin. Can she predict the number of fish in the pond???
Thank you
Answered by Penny Nom. |
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The volume of a hotel soup pan |
2018-09-15 |
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From Melanie:
If the hotel pan measures 12 inches long x 5 inches wide x 6 inches tall, how many quarts of soup will the hotel pan hold?
Answered by Penny Nom. |
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Velocity |
2018-09-14 |
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From Adrian:
If Jill was traveling at 300 miles in 4 hours due South what was his velocity in miles per second.
Answered by Penny Nom. |
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Covering a region with black Mexican Rock |
2018-09-14 |
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From Lenton:
I have a 48 sq. feet area that I need to cover.
How many cubic ft would I need to cover 48 sq. ft.?
Answered by Penny Nom. |
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Exponential form |
2018-09-14 |
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From Saquanna:
What is 25 in exponential form
Answered by Penny Nom. |
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