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The angle at which the road is inclined |
2010-02-10 |
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From abeth:
a mountain road drops 5 m for every 22 m of road. Calculate the angle at which the road is inclined to the horizontal to the nearest degree.
Answered by Penny Nom. |
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The other two sides of a right angle triangle |
2010-02-09 |
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From ayesha:
how to find the other two sides of right angle triangle when length of one side and angle of other side is given i.e 45
Answered by Penny Nom. |
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Mixed numbers and multiplication |
2010-02-08 |
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From Nick:
Can you explain how this works, I have been going at it for hours and have a test friday and just cant get my head around the question
3 1\4 * 1/7 * 8
I have to express in lowest terms
Answered by Penny Nom. |
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Order of operations |
2010-02-07 |
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From addie:
(3+10) x 10 - 8 x 4 =
Answered by Penny Nom. |
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A sequence |
2010-02-07 |
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From Shalev:
hi,
i had a job interview yesterday. it had mathematical questions. couldn't solve 1. i m obsessed with it. please find out what the answer is..
it goes like this:
2,4,5,5,8,6,_,_,14,8
thank u very much
Answered by Claude Tardif. |
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23 correct out of 28 as a percentage |
2010-02-05 |
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From Renay:
What is the correct way to figure a percentage like 23 correct out of 28?
Answered by Penny Nom. |
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A dirt berm |
2010-02-05 |
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From casey:
My question is two fold. I want to build a dirt berm that is 95 feet long and 8 feet high which has a 45 degree angle on each side of the slope. My first question is how wide will the berm end up being? Second question is how many cubic yards of dirt will I need to get? Thanks!
Answered by Harley Weston. |
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I want to convert my glaze percents into grams |
2010-02-05 |
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From linda:
I am a potter. I want to convert my glaze percents into grams.
ex. 20% of 20 lbs would equal how many grams?
is there a formula to figure this?
Answered by Penny Nom. |
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The perimeter of a semicircle |
2010-02-04 |
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From Sarah:
The perimeter of a semicircle is doubled when the radius is increased by 7. Find the radius of the semicircle.
Answered by Tyler Wood. |
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Three digit odd numbers |
2010-02-04 |
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From Rebecca:
Question from rebecca, a student:
how many three digit odd numbers can be formed using the digits 1,2,3,4,5,6 without using any digit more than once?
Answered by Tyler Wood. |
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Fencing a garden |
2010-02-04 |
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From kris:
How many meters of fencing do i need to enclose a garden if the yard is 26 meters long and half as wide?
Answered by Penny Nom. |
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Bending a wire to form shapes |
2010-02-04 |
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From Geraldine:
a wire bent into the shape of a square encloses an area of 25cm squared. then the same wire is cut and bent into two identical circles. what is the radius of one of the circles round to the nearest hundred
Answered by Penny Nom. |
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A sector of a circle |
2010-02-04 |
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From trisha:
Given a circle with a radius of 6 inches. Find the area of the sector that is formed by an arc of 36 degrees. Round your answer to the nearest tenth of an inch.
Answered by Penny Nom. |
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Consecutive even integers |
2010-02-03 |
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From cassandra:
find 2 consecutive even integers whose sum is 34
find 3 consecutive even integers such that 3 time the middle interger is 10 more than the greatest.
Answered by Tyler Wood. |
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Mixing oil |
2010-02-03 |
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From Andrew:
A dealer wishes to produce 300 gallons of oil worth 40cents a quart. He has oil worth 36cents a quart and oil worth 52cents a quart. How many quarts of each should he mix?
Answered by Penny Nom. |
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