All Questions ⁺⁰238360 Questions

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663

2

Help

Guest Feb 12, 2014

0

702

1

humanities

can you give me the fraction to 6 and 7

Guest Feb 12, 2014

Feb 11, 2014

0

746

2

Math

fill in each blank with the symbols +,-,*,/ and () to make the equation true
7 3 -4=-5

Guest Feb 11, 2014

0

678

1

what is the percentage increase frolm $4 to $124

what is the percentage increase from $4 to $124

Guest Feb 11, 2014

0

636

2

math

What is 79% of 13?

Guest Feb 11, 2014

0

584

2

Help

Guest Feb 11, 2014

0

826

1

algebra 2

Guest Feb 11, 2014

0

638

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?

Guest Feb 11, 2014

0

655

2

...math

1 and 1/10 ÷ 4/5

Guest Feb 11, 2014

0

449

0

math

Ask a Math Question!

Guest Feb 11, 2014

0

641

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?

Guest Feb 11, 2014

0

728

1

how to use it for negative numbers

Ask a Math Question!

Guest Feb 11, 2014

0

764

2

ath

Solve : 2x^2+5x-3=0

Guest Feb 11, 2014

0

801

1

Factor

Factor : 25x^2-16y^2

Guest Feb 11, 2014

0

700

1

Math

Solve The System Of Equations :3x+4y=11
x-2y=-3

Guest Feb 11, 2014

0

874

2

Math

Factor: 6x^2-13x-5

Guest Feb 11, 2014

0

706

1

Math

Guest Feb 11, 2014

0

864

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?

Guest Feb 11, 2014

0

570

1

calculating

how does 5+3 times 2=11

Guest Feb 11, 2014

0

677

1

College Algebra

P = -0.01x^2 + 168x - 120000

Guest Feb 11, 2014

0

809

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)

Chrystinamarie Feb 11, 2014

0

808

1

vvvv

whats 6x-7=x=3 please simplify

Guest Feb 11, 2014

0

737

1

math

how long is a mile in feet

Guest Feb 11, 2014

0

1430

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?

Guest Feb 11, 2014

0

2083

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 read more ..

Guest Feb 11, 2014

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