Member: AltShaka

39 Questions
142 Answers

940

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Question
The Mitchell family and the Jenkins family each used their sprinklers last summer. The water output rate for the Mitchell family's sprinkler was
30L read more ..

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AltShaka Jun 2, 2020

696

+422

Final

Final question:

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AltShaka May 22, 2020

1270

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Question

Sorry for having soo many questions but please help!
The data set below has 7 values. Find the mean absolute deviation for the data set.
If necessary, round your answer to the nearest hundredth.
23, 14, 26, 17, 19, 19, 15 read more ..

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AltShaka May 22, 2020

1226

+422

Help

Another question. i just need a hint, like how to solve it.
The ages of the members of four teams are summarized below. Answer the questions about them.
Team A: The mean age is 44 and the range of ages is 22
Team B: The mean age is 40 read more ..

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AltShaka May 22, 2020

607

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Help

Could you please help on this questsion? Thank you!!

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AltShaka May 22, 2020

-1

1450

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Help

When this net of six squares is cut out and folded to form a cube, what is the product of the numbers on the four faces adjacent to the one labeled with a "1"?
[asy]
draw(unitsquare);
draw(shift(1,0)*unitsquare);
draw(shift(1,-1)*unitsquare); <#> draw(shift(1,1)*unitsquare); <#> draw(shift(2,1)*unitsquare); <#> draw(shift(2,2)*unitsquare); <#> label("4",(0.5,0.5)); <#> label("5",(1.5,0.5)); <#> label("6",(1.5,-0.5)); <#> label("3",(1.5,1.5)); <#> label("2",(2.5,1.5)); <#> label("1",(2.5,2. read more ..

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AltShaka May 12, 2020

-1

2109

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Help

If a fair coin will be flipped three times, what is the probability of flipping at least two heads in a row? Express your answer as a common fraction.

geno3141 ●

AltShaka May 12, 2020

-1

784

+422

Helpp

Sohan rolled a number cube 90 times. The outcome of "6" occurred 18 times. Is the theoretical probability smaller or larger than the experimental probability.

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AltShaka May 8, 2020

-1

661

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Question

Sohan rolled a number cube 90 times. The outcome of "6" occurred 18 times. Is the theoretical probability smaller or larger than the experimental probability.

I dont really get how to start this problem?

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AltShaka May 8, 2020

-1

770

+422

Help

A bag contains these beads: 4 white, 6 red, 5 yellow, 5 blue. One bead is selected, KEPT, and another bead is selected. Find P(blue, then blue)

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AltShaka May 8, 2020

632

+422

Help

https://web2.0calc.com/questions/help_63419.
The answer in this is wrong? I have tried to do it by doing it there way but it didnt work? Could anyone pls help?

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AltShaka May 7, 2020

674

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Helpp

I have 5 different biology textbooks and 4 different economics textbooks. In how many ways can I place the 9 textbooks on a bookshelf, in a row, if there must be an economics textbook in the middle, and there must be a biology textbook at each end? read more ..

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AltShaka May 7, 2020

796

+422

Helpp

A game requires players to roll 2 number cubes to move the game pieces. The dice are labeled from 1 through 6. What is the probability of rolling a 2 or 4 on the first roll, then a 5 on the 2nd roll?

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AltShaka May 4, 2020

-1

625

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Math question

Suppose that a is inversely proportional to b. If a=4 when b=9, find a when b=-72.

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AltShaka May 1, 2020

640

+422

help

I cant think of how to do this question so some help would be apriciated
What number can be placed in the box, so that the resulting quadratic expression is the square of a binomial?

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AltShaka May 1, 2020

607

+422

Helpp

A right triangle has legs of length 6 and b, and a hypotenuse of length c. The perimeter of the triangle is 18. Compute c.
I dont honestley get how to do this question so i need some hints pls!

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AltShaka May 1, 2020

670

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Same question

Parlov I didnt see any? may you pls post a link that might help?

Question:
Find all complex numbers z such that z^4 = -4.
Note: All solutions should be expressed in the form a+bi, where a and b are real numbers. read more ..

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AltShaka Apr 21, 2020

785

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Question

Find all complex numbers z such that z^4 = -4.
Note: All solutions should be expressed in the form a+bi, where a and b are real numbers.

So i know that z^4 = -4. I also know that z is a complex number. I dont really know what read more ..

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AltShaka Apr 21, 2020

1070

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Math

Find the number of ordered pairs (a,b) of integers such that
I don't know where to start. I only got two solutions (4, 2) and (-2, 0)
by just trying to find ordered pairs a and b where the expression (which is b) and are integers, but 2 read more ..

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AltShaka Apr 20, 2020

#29

+422

-2

Then why u asking them now?

AltShakaMar 31, 2020

#28

+422

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Actually N is

AltShakaMar 31, 2020

#26

+422

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Bruh I said I had already answerd those already so okay.

AltShakaMar 31, 2020

+422

-1

Class

AltShakaMar 31, 2020

+422

Cuz i had this question

AltShakaMar 31, 2020

+422

-1

Ill help you after you find that part out

AltShakaMar 31, 2020

+422

Thats how i did it at least.

AltShakaMar 31, 2020

+422

This is aops hw so we cant help you with it! I can give you a hint though! Find out how long it takes 1 person to paint the wall.

AltShakaMar 31, 2020

#19

+422

It lit says above.... Oh sorry the end is an 9 not an 8

AltShakaMar 31, 2020

#16

+422

But you said that it ended with a 9 a few minutes ago.....

AltShakaMar 31, 2020

Username	AltShaka
Score	422
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Questions	35
Answers	140