All Questions

475

Moolin the Magician

The magician Moolin can make two different spells: Thunder— two vials of dragon tears and five vials of liquid pearl. Lightning— three vials of dragon tears and two vials of liquid pearl. Moolin has vials of dragon tears and liquid pearl at a ratio read more ..

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Guest Jan 9, 2021

469

Origami cranes

The top three winners of the local origami folding contest are Ashley, Beatrice, and Christopher. Veteran origamian Ashley can fold 100 paper cranes in 5 minutes. New-comers Beatrice and Christopher can both fold 100 cranes in 6 minutes.Together they will read more ..

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Guest Jan 9, 2021

423

The two classes

There are too many students in Mr. Andrews’ class compared to Mr. Bryant’s class. In fact, the student ratio is4:3. As a result, the Principal moved two students from Mr. Andrews’ class to Mr. Bryant’s class, and now Mr. Andrews only has one more student read more ..

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Guest Jan 9, 2021

572

3d geo

A cylinder with base of 3 units is inscribed in a sphere of radius 5 units. Find the total surface area of the cylinder plus the total surface area of the sphere.

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Guest Jan 9, 2021

441

coordinates

A circle has equation (x + 2)^2 + (y + 3)^2 = 4 and a line has equation 5y − 4x + 10 = 0.
(a) What is the distance from the center of the circle to the line?

(b) What is the greatest distance from a point on the circle read more ..

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Guest Jan 9, 2021

528

PLS HELP MY HW IS DUE SOON IN LIKE 10 MIN

Point (6, 3) is reflected over line l to (2, 5). What is the slope of line l?

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Guest Jan 9, 2021

495

+59

math

Luna is examining the finance sector.
She finds that the number of days when the cashier was ill is 5/2 times more than the number of days when the accountant was ill.
The number of days when the accountant has been ill is 2/3 of the number of days read more ..

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helloguys Jan 9, 2021

462

coordinates

If two lines l and m have equations y = -x + 8, and y = -4x + 8, what is the probability that a point randomly selected in the 1st quadrant and below l will fall between l and m? Express your answer as a decimal to the nearest hundredth. read more ..

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Guest Jan 9, 2021

444

probability

Adam rolled two standard six-sided dice once. What is the probability that he rolled a prime number on either die? Express your answer as a common fraction.

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Guest Jan 9, 2021

550

+20

Help! Due Tomorrow!

What is the largest value of k such that the equation 6x-x^2=k has at least one real solution?

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LookingForAnswers Jan 9, 2021

338

Help! Due Tomorrow!

What is the largest value of k such that the equation 6x-x^2=k has at least one real solution?

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Guest Jan 9, 2021

362

3d geo

. ABCDEFGH is a rectangular prism with CD = 5, AD = 16, and AE = 8. Find the volume of pyramid ADCH..

Guest Jan 9, 2021

342

algebra

Prove that if the roots of x^3 - 9x^2 + 11x + c form an arithmetic sequence, then c = 21.

Guest Jan 9, 2021

416

Pencil Question

The Writing Emporium sells pencils and pens individually. Alana buys a pencil
and two pens for 1.10 dollars. Jeffrey buys two pencils and a pen for 1.00 dollars. How
much does Edward spend to buy six pencils and six pens from the Writing read more ..

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Maaaath Jan 9, 2021

332

prealgebra

How many positive integers less than 500 are equal to 5 times an even integer or 5 times a multiple of 3?

Guest Jan 9, 2021

481

+34

Basics of Integration!

Hi! I am trying to understand how to use a function in order to integrate between two points. So let's say this:

f(x) = 3x^4 - 4x
read more ..

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WillyGolden Jan 9, 2021

485

help plz

1/6 of 54= ?

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Guest Jan 9, 2021

532

1 and 0.999 ?.

Hello,

Is it true that 1 = 0.999 ?. read more ..

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Guest Jan 9, 2021

568

Ratio problem :)

There were 3 printers in the workroom. One was very slow, one was faster, and one was very fast. They were nicknamed Sloth, Monkey, and Cheetah. Ms. Morrison needed to print a large number of pages, and she knew that if she could use two of the printers, read more ..

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Guest Jan 9, 2021

474

Help is appreciated

Find the sum of all complex values of $a,$ such that the polynomial $x^4 + (a^2 - 1) x^2 + a^3$ has exactly two distinct complex roots.

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Guest Jan 9, 2021

326

help pls

If the rectangular faces of a brick have their diagonals in the ratio 3 : 2 \sqrt{3} : \sqrt{5}, what is the ratio of the length of the shortest edge of the brick to that of its longest edge?

Guest Jan 9, 2021

-1

535

+285

Help

z=8+6x-px

hihihi Jan 9, 2021

545

What is the average of all positive integers that have four digits when written in base $3$, but two digits when written in base $6$? Write

What is the average of all positive integers that have four digits when written in base 3, but two digits when written in base 6? Write your answer in base 10.

The answer is not 9.

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Guest Jan 9, 2021

381

geometry

In triangle ABC, AB = AC. Point P lies on line AB such that CP = BC. If angle APC = 125 degrees, what is angle ACP(in degrees)?

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Guest Jan 9, 2021

All Questions ⁺⁰237704 Questions

Moolin the Magician

Origami cranes

The two classes

3d geo

coordinates

PLS HELP MY HW IS DUE SOON IN LIKE 10 MIN

math

coordinates

probability

Help! Due Tomorrow!

Help! Due Tomorrow!

3d geo

algebra

Pencil Question

prealgebra

Basics of Integration!

help plz

1 and 0.999 ?.

Ratio problem :)

Help is appreciated

help pls

Help

What is the average of all positive integers that have four digits when written in base $3$, but two digits when written in base $6$? Write

geometry

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