All Questions ⁺⁰234777 Questions

0

440

4

decimal

Convert 0.054054054... to a fraction.

Guest Aug 26, 2020

0

465

1

surface area

Find the surface area of this shape with steps.

Guest Aug 26, 2020

0

331

0

Help? I am still confused

So I asked this question yesterday,
https://web2.0calc.com/questions/help_98205
but I still dont understand, I have gotten answers 105 and 85 but I dont understand the logic behind them.
If someone could answer with an read more ..

Guest Aug 26, 2020

0

565

3

question i can't get

How many gallons of a 50% antifreeze solution must be mixed with 60 gallons of 30% antifreeze to get a mixture that is 42% antifreeze?

Guest Aug 26, 2020

0

491

1

10^7?

What is 10 to the power of seven?

Guest Aug 26, 2020

0

556

1

+479

Help ASAP!!!!!

A library has six identical copies of a certain book. At any given time, some of these copies are at the library and some are checked out. How many different ways are there for some of the books to be in the library and the rest to be checked out if at read more ..

HelpBot Aug 26, 2020

0

546

2

geometry

In the above figure, O is the center of circle. Angle AOB=90∘. The line AC is parallel to OD. OB's length is equal to twenty centimeters. BD's length is equal to four centimeters. Determine the length of AB.
read more ..

Guest Aug 26, 2020

+1

1325

1

+30

Help me

In 1856, Andrew Waugh announced Mount Everest to be 8840 m high, after several years of calculations based on observations by the Great Trigonometric Survey. More recent surveys confirm the height as 8848 m. Calculate the percentage error made in the earlier read more ..

Rizos Aug 26, 2020

0

561

1

algebra

a. Solve this system of equations using Gaussian elimination.
Show your work.
2x + y - z= -2
x +2y+z=11
-2x + y +2z=15 <#> can anyone help with this?

Guest Aug 26, 2020

+1

486

1

please help

Old Mc Donald raises ducks and cows. The animals have a total of 100 heads and 354 feet. How many ducks and how many cows does Old Mc Donald have?

Guest Aug 26, 2020

0

512

1

+35

please help

maximusaurelius117 Aug 26, 2020

0

535

2

Reposting this question from 2 hours ago

The letters A, B, C, D, E, and F represent digits and ABC,DEF represents a positive six-digit integer. What is the number ABC,DEF if 4(ABC,DEF) = 3(DEF,ABC)?

Guest Aug 26, 2020

0

362

1

please help

I need to find y. I'm so confused!

Guest Aug 26, 2020

0

356

1

algebra

How many integers x satisfy (x + 2)/(x^2 - 4x + 3) >= 0 and 9/(x - 8) <= -1? I can't get this.

Guest Aug 26, 2020

0

493

1

please help

I don't understand piecewise functions. Please explain.

Guest Aug 26, 2020

Aug 25, 2020

0

406

3

help pelase

Find NP. I need the answer.

Guest Aug 25, 2020

0

719

3

+1995

check my answers please?

if someone can check all of these or at least a couple that would be great!
1.

2, read more ..

jjennylove Aug 25, 2020

0

846

1

Any help appreciated confusing problem pls give answer and Explanation

The letters A, B, C, D, E, and F represent digits and ABC,DEF represents a positive six-digit integer. What is the number ABC,DEF if 4(ABC,DEF) = 3(DEF,ABC)?

Guest Aug 25, 2020

0

413

1

please help

Using only 2,4,6,8 and +,-,×, divide to get the answer 125 think of 5 solutions

We can work together on this!

Guest Aug 25, 2020

0

490

1

HELLP!!

What is $7 \frac{5}{7} \%$ of the expression $17.7 - 2 \frac{1}{9} +2.3$ ? Express your answer as a decimal to the nearest hundredth.

Guest Aug 25, 2020

0

527

3

heelp

You have $85 in your bank account. Each week you plan to deposit $7 from your allowance and $15 from your paycheck. The equation b=85+(15+7)w gives the amount b in your account after w weeks. How many weeks from now will you have $210 in your bank read more ..

Guest Aug 25, 2020

0

325

0

trig equation

Solve for θ. sinθ = cos(θ+10)
a. 6°
b.66°
c.84°
d.30°

Guest Aug 25, 2020

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