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Class records at Rockwood College indicate that a student selected at random has probability 0.63 of passing French 101. For the student who passes French 101, the probability is 0.93 that he or she will pass French 102. What is the read more ..

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Guest Mar 30, 2020

583

help please. I don't understand.

Give your answer in a base 12 integer.

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Guest Mar 30, 2020

722

+1348

help

Barb has $800 and is spending $30 per week.Claire has $300 and is saving $20 per week.In how many week ,will Bard and Claire have the same amount of money?

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sandwich Mar 30, 2020

-3

597

+422

Help 2.0

Solve Give your answer as an interval.

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AltShaka Mar 30, 2020

-3

901

+422

Help?

All sacks of sugar have the same weight. All sacks of flour also have the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that two sacks of sugar together with three sacks of flour weigh no more than pounds, read more ..

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AltShaka Mar 30, 2020

592

help

A mural of Elvis Presley takes 56 days to complete by seven painters. 28 volunteers join the team after the first six days. How many more days are required before the painting of the king of rock ‘n’ roll is completed?

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Guest Mar 30, 2020

529

maths

1/4 of my money is $3.15, how much do i have

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Guest Mar 30, 2020

Mar 29, 2020

-1

665

PLEASE HELP!!!!!

Given positive integers x and y such that x not equal to y and 1/x + 1/y = 1/18, what is the smallest possible value for x + y?

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Guest Mar 29, 2020

621

+343

A System.

I am wondering, is there a system for us to get "hearts?" Like answering a question, writing a question, etc. Do your points go down when you ask a question and up when you answer one?

off-topic

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nchang Mar 29, 2020

2114

Help??

Find the area of triangle PQR if PQ = QR = 12 and angle PQR = 120.

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Guest Mar 29, 2020

684

help

It takes 63 minutes for four people to paint nine walls how many minutes does it take seven people to paint four walls?

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Guest Mar 29, 2020

791

+659

A Solution to Calculator Inaccessibility.

I can't really seem to find a way to use the site's calculator anymore. The default settings on my device block cookies that track your private information, so I can't use the calculator on this website.
This is what it looks like: read more ..

off-topic

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AnExtremelyLongName Mar 29, 2020

725

+170

Trig

Compute

jfan17 ●●●●●

FlyEaglesFly Mar 29, 2020

1259

+126

can anyone help :(

A new green technology can be installed in your home for a one-time installation cost of $10,000 and annual maintenance costs of $$650 per year. If the green technology is supposed to save you $1200 each year in energy bills, how many whole years read more ..

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thedudethatneedshelp Mar 29, 2020

585

PLEASE HELP!!!

A mathematician works for t hours per day and solves p problems per hour, where t and p are positive integers and 1

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Guest Mar 29, 2020

568

plz help :(

A new green technology can be installed in your home for a one-time installation cost of and annual maintenance costs of per year. If the green technology is supposed to save you each year in energy bills, how many whole read more ..

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Guest Mar 29, 2020

534

PLEASE HELP!

A mathematician works for t hours per day and solves p problems per hour, where t and p are positive integers and 1

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Guest Mar 29, 2020

578

+126

someone help me with my graph question

In a rectangular coordinate system, the line 3y=x intersects the line 2x+5y=11 at point A. What is the sum of the coordinates of point A?

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thedudethatneedshelp Mar 29, 2020

842

someone plz help!!

What is the slope of a line parallel to $2x+4y=-17$? Express your answer as a common fraction.

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Guest Mar 29, 2020

564

help

for a vector v, let r be the reflection of v over the line . There exists a 2 X 2 matrix R such that r = Rv for all2-dimensional vectors v. Find R.

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Guest Mar 29, 2020

861

+208

slop

Find the slope of the line shown.

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monkeyree1124 Mar 29, 2020

592

+208

graphing

Graph the line given the y-intercept 3 and the slope
m = − 4/5.

Graph the line given the point (1, 3)and the slope m = −4. read more ..

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monkeyree1124 Mar 29, 2020

680

help

A survey of a random sample of registered voters shows that 42% of males and 64% of females plant to vote to re-elect a senator. Predict the overall percent of the votes that the senator will get, assuming that the ratio of males to females who vote in read more ..

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Guest Mar 29, 2020

658

tough geometry questions. please help :(

1. A circle centered at with radius is externally tangent to a circle centered at with radius A line that is externally tangent to both circles is drawn, where both circles lie on the same side of the line. read more ..

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Guest Mar 29, 2020

781

What is the slope of the line that is tangent to a circle at point (5,5)...

What is the slope of the line that is tangent to a circle at point (5,5) if the center of the circle is (3,2)? Express your answer as a common fraction.

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Guest Mar 29, 2020

All Questions ⁺⁰237634 Questions

Stats

help please. I don't understand.

help

Help 2.0

Help?

help

maths

PLEASE HELP!!!!!

A System.

Help??

help

A Solution to Calculator Inaccessibility.

Trig

can anyone help :(

PLEASE HELP!!!

plz help :(

PLEASE HELP!

someone help me with my graph question

someone plz help!!

help

slop

graphing

help

tough geometry questions. please help :(

What is the slope of the line that is tangent to a circle at point (5,5)...

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