All Questions

295

Could i get some help pls

One month Jim rented 2 movies and 3 video games for a total of $19. The next month he rented 4 movies and 8 video games for a total of $49. Find the rental cost for each movie and each video game.

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Guest Mar 31, 2021

507

HALP PLS

Suppose we have a bag with $10$ slips of paper in it. Eight slips have a $3$ on them and the other two have a $9$ on them. What is the expected value of the number shown when we draw a single slip of paper?

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Guest Mar 31, 2021

1147

what is 9x4

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Guest Mar 31, 2021

526

Please Help!!!!!

Each year of its life, a tree grows a new ring just under the outside bark. The new ring consists of two parts, light-colored springwood, when the tree grows the fastest, and a darker-colored summerwood, when growth slows. When conditions are good and there read more ..

Devanch Mar 31, 2021

324

Inequality

Let a, b, c, d, e, f be nonnegative real numbers. Show that a^2 + b^2 + c^2 + d^2 + e^2 + f^2 >= ab + bc + cd + de + ef + fa.

Guest Mar 31, 2021

351

Need help with a couple of math problems. Can anyone help with a couple of them?

A quality control inspector knows that for each batch of 50 parts made on a particular machine there are five defective parts. What is the probability of randomly selecting seven parts, three of which are defective?

For a graduation read more ..

Guest Mar 31, 2021

452

geometry

Solve for x.

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Guest Mar 31, 2021

1033

help plz

Ruby is visiting San Francisco. From her hotel she walks 1 block east and 2 blocks south to a coffee shop. Then she walks 5 blocks west and 4 blocks south to amuseum. Where is the museum in relation to her hotel?

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Guest Mar 31, 2021

411

The intensity, Io, of a light source is reduced to I after passing

The intensity, Io, of a light source is reduced to I after passing
through d metres of fog, according to the formula I=Io(e)^-0.12X.
a) If the initial intensity was 1200 lumens, at what distance, to the nearest hundredth of a metre, will the read more ..

Shhqwer123 Mar 31, 2021

486

+138

Vectors and Area

New to vectors, idk how to solve this thing

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SpaceTsunaml Mar 31, 2021

459

counting question

How many different sequences of five letters can be made from H, I, J, K, and L if each letter may be used more than once and if the sequence may not start or end with a vowel?

itachiuchihakujo ●

Guest Mar 31, 2021

477

Summation problems

1.
Determine all values of a for which converges. I believe this to be (2,inf)
2.
Determine all values of a for which converges. I believe this to be (0,inf)

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Guest Mar 31, 2021

Mar 30, 2021

427

Please Help! Thx! :)

ABCD is a square. How many squares have two or more vertices in the set {A, B, C, D}?

(FYI I don't think it's 9, though...)

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Guest Mar 30, 2021

503

Help! where a and b are constants. What are the values of a and b?

Look at picture below or above please! I've been trying to work it out for a bit and I'm still stuck on it.

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Guest Mar 30, 2021

509

hard algebra

Four-fifths of my current age is greater than three-quarters of my age one year from now.
Four-fifths of my current age is also greater than five-sixths of my age two years ago.
Given that my age is an integer, what are all possible values read more ..

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Guest Mar 30, 2021

448

trapezoid

One of the bases of a trapezoid has length 10, and the height of the trapezoid is 4. If the area of the trapezoid is 38, then how long is the other base of the trapezoid?

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Guest Mar 30, 2021

457

help asap

How many positive integers up to 2012 have the ones (units) digit either 1 or 8?

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Guest Mar 30, 2021

437

volume

Determine the volume of the triangular prism in cubic feet

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Guest Mar 30, 2021

458

Pythagoras

What is the perimeter of a right triangle with a 34 inch hypotenuse and a 1 foot leg? Write your answer in inches in simplest form.

Logarhythm ●

Guest Mar 30, 2021

473

logic problem

Abby, Billy, Carrie, and Dill need to line up. If Abbie is not last, Billy comes right before Carrie, and Dill is before Abbie, who is 3rd in line?

itachiuchihakujo ●

Guest Mar 30, 2021

475

I need help on Segment Relationships in Circles

I don't know how to do this. I keep getting the wrong answer.

Logarhythm ●

Guest Mar 30, 2021

469

Help please :)

Real numbers x and y satisfy

Enter all possible values of x separated by commas.

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Guest Mar 30, 2021

490

Algebra Question

Hi I need helP!

What is 10y + 17x + 14y if x is equal to 0.045

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Guest Mar 30, 2021

498

similar triangles

Are the triangles similar? If yes, find the scale factor.

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Guest Mar 30, 2021

435

Solid Geometry

Determine the surface area from the folllowing nets. Type the answer in the space provided (no units needed).

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Guest Mar 30, 2021

All Questions ⁺⁰237671 Questions

Could i get some help pls

HALP PLS

what is 9x4

Please Help!!!!!

Inequality

Need help with a couple of math problems. Can anyone help with a couple of them?

geometry

help plz

The intensity, Io, of a light source is reduced to I after passing

Vectors and Area

counting question

Summation problems

Please Help! Thx! :)

Help! where a and b are constants. What are the values of a and b?

hard algebra

trapezoid

help asap

volume

Pythagoras

logic problem

I need help on Segment Relationships in Circles

Help please :)

Algebra Question

similar triangles

Solid Geometry

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