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All Questions
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234833 Questions
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558
2
Help
6.25% of $425
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Guest
Feb 12, 2014
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596
1
humanities
can you give me the fraction to 6 and 7
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Guest
Feb 12, 2014
Feb 11, 2014
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636
2
Math
fill in each blank with the symbols +,-,*,/ and () to make the equation true
7 3 -4=-5
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Guest
Feb 11, 2014
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572
1
what is the percentage increase frolm $4 to $124
what is the percentage increase from $4 to $124
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Guest
Feb 11, 2014
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526
2
math
What is 79% of 13?
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Guest
Feb 11, 2014
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473
2
Help
3x-y=1
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Guest
Feb 11, 2014
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720
1
algebra 2
s(t)=1.5^t
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Guest
Feb 11, 2014
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544
2
Pythagorean Theorem?
Using the Pythagorean Theorem, I am trying to find what 4.2 squared times 6.5 squared is. I keep coming up with the answer 62.5. Is this correct?
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Guest
Feb 11, 2014
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547
2
...math
1 and 1/10 ÷ 4/5
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Guest
Feb 11, 2014
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348
0
math
Ask a Math Question!
Guest
Feb 11, 2014
0
526
1
Website's Calculater
On the calculater for this website how do you use the sin-1( , cos-1( , and tan-1(? I have try but when I go into 2nd there is no button for it.Can some one help me?
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Guest
Feb 11, 2014
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608
1
how to use it for negative numbers
Ask a Math Question!
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Guest
Feb 11, 2014
0
652
2
ath
Solve : 2x^2+5x-3=0
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Guest
Feb 11, 2014
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690
1
Factor
Factor : 25x^2-16y^2
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Guest
Feb 11, 2014
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590
1
Math
Solve The System Of Equations :3x+4y=11
x-2y=-3
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Guest
Feb 11, 2014
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777
2
Math
Factor: 6x^2-13x-5
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Guest
Feb 11, 2014
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594
1
Math
(x-4)(x+4)=
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Guest
Feb 11, 2014
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770
1
Physics maths question
The speed of sound is 330m/s. The speed of light is 3x10^8m/s.
If the time between thunder and lightning is 3.5s, how far away is the storm?
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Guest
Feb 11, 2014
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467
1
calculating
how does 5+3 times 2=11
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Guest
Feb 11, 2014
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573
1
College Algebra
P = -0.01x^2 + 168x - 120000
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Guest
Feb 11, 2014
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699
1
+4
Probability & Statistics
Construct the confidence interval for the population mean u.
c=0.90, x (it has a line over it)= 15.1, s=7.0, and n=100
A 90% confidence interval for u is (__,__). (Round to one decimal place as needed)
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Chrystinamarie
Feb 11, 2014
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707
1
vvvv
whats 6x-7=x=3 please simplify
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Guest
Feb 11, 2014
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625
1
math
how long is a mile in feet
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Guest
Feb 11, 2014
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1329
3
Math Word Problems
Sam traveled 3/4 of a journey by bus. He jogged 1/2 of the remaining distance and walked the rest of the way. If he walked 800 feet, what was the total distance he traveled?
I got 6,400 ft. Is this correct?
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Guest
Feb 11, 2014
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2008
2
Math Word Problems
Here's the math problem:
A bus driver filled up 7/8 of her fuel tank for a trip. She used 6/7 of the fuel by the end of the trip. The capacity of her tank is 70 gallons. How much fuel did she use for the trip? Express your answer as a decimal.
Don't
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Guest
Feb 11, 2014
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