All Questions

0

715

3

Please Help.

I have an unlimited supply of standard 6-sided dice. What's the fewest number of dice that I have to simultaneously roll to be at least 90% likely to roll at least one 6?
You may use a calculator to help you with the computations if you like -- in fact, read more ..

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Guest Feb 1, 2018

0

1287

2

+119

Exponential Growth Question

In just 5 weeks the population goes from 100 to 1000. What is the doubling time of this population? As in, how long does the population take to double?
i tried 1000=100(2)(t/5), where t is time in weeks
10=2(t/5)
log210=t/5
log(10)/log(2)=t/5 <#> 5*3.322=t <#> t=16.61 <#> 16.6 read more ..

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Aleguan Feb 1, 2018

0

638

3

College Algebra pt.2!!!

(-5)(-3)-(2)(3)
-----
3[5/(3-8]
read more ..

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Guest Feb 1, 2018

0

583

1

College algebra

Let's start small first.. haha.
-8+4-(-23)-13
That's -40, Correct?
Or is it 6. I think it's -40. read more ..

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Guest Feb 1, 2018

0

705

7

College Algebra

@Cphil
Hey! I don't know if you remember, but it's Hayley. Would you like to help me with college algebra? haha

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Guest Feb 1, 2018

0

853

1

Factor 5X 2 +5x+10

Factor 5X2+5x+10

Other question
read more ..

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Guest Jan 31, 2018

0

662

1

At the university, the student to teacher ratio is 12/1. If there are 3000 students, how many teachers are there

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Guest Jan 31, 2018

0

941

2

Class period

Ten percent of the class period was spent taking roll and making announcements. If there were 45 minutes that remained, how long is the class period?

Show answer but also explain it plz so I understand it

hectictar ●●

Guest Jan 31, 2018

0

899

1

+177

Geometry

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party.girl286 Jan 31, 2018

0

587

1

Someone, Help please

I=V/R. Solve for R

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Guest Jan 31, 2018

0

656

2

Geometry help, angles (again)

Hi, I posted a very similar question yesterday, I understand the steps for that one now (Thank you Cphill!) but I am really lost as how to approach read more ..

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Guest Jan 31, 2018

0

850

1

+177

Geometry

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party.girl286 Jan 31, 2018

0

1174

1

+177

Geometry

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party.girl286 Jan 31, 2018

0

1999

1

list in order from least to greatest 2^500, 3^375 and 5^250

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Guest Jan 31, 2018

0

774

2

Geometry Equation HELP!

Where do I begin! If anyone can find x and tell me the steps that would be awesome :)

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Guest Jan 31, 2018

0

450

1

numerical expressions - order of operations

8-(2+1)+3 to the power of 2

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Guest Jan 31, 2018

+1

6550

6

+1450

A couple of questions, individual answers are also greatly appreciated!

1: In rectangle ABCD below, we have DP = PC and < BAC = 23 degrees. Find the number of degrees in < QDA + < PDC.
read more ..

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AnonymousConfusedGuy Jan 31, 2018

0

2301

1

A rectangle with an area of 58 ft² is dilated by a factor of 8.

A rectangle with an area of 58 ft² is dilated by a factor of 8.

What is the area of the dilated rectangle?
Enter your answer in the box. Do not leave your answer as a fraction. read more ..

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Guest Jan 31, 2018

0

478

1

what is the answer to 3 1⁄8 − 1 7⁄8 = ⁄8 ? if dont know plesae look it up and say the answer....

What is my average speed in mph?

My daily 7 mile commute to work takes 10 minutes and includes instaneous speeds of 15 mph, 0 mph, 45 mph, and 70 mph. What is my average speed in mph?

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Kasper Jan 31, 2018

+2

1277

1

+149

What was the bicyclist's average rate of speed in miles per hour?

A bicyclist started riding at 8:00 A.M. The diagram below shows the distance the bicyclist had traveled at different times. What was the bicyclist's average rate of speed in miles per hour?

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BabyChimChim Jan 31, 2018

0

1

2507

4

Geometry Problem

In rectangle ABCD, AD = 1, P is on AB, and DB and DP trisect angle ADC. Write the perimeter of triangle BDP in simplest form as: w+(x*sqrt(y))/z, where w, x, y, z are positive integers. What is w + x + y + z?

read more ..

hectictar ●●●●

Guest Jan 31, 2018

0

1026

1

Converting this quadratic function from standard form to vertex form?

I'm completely lost, so if you show how you've done it step by step that would be nice :D

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Guest Jan 31, 2018

0

879

4

Solving Systems of Linear Equations Algebraically

A system of equations is shown.
−7x−8y=9−4x+9y=−22
What are the values of x and y?
please help!!!!

All Questions ⁺⁰230710 Questions

Please Help.

Exponential Growth Question

College Algebra pt.2!!!

College algebra

College Algebra

Factor 5X 2 +5x+10

At the university, the student to teacher ratio is 12/1. If there are 3000 students, how many teachers are there

Class period

Geometry

Someone, Help please

Geometry help, angles (again)

Geometry

Geometry

list in order from least to greatest 2^500, 3^375 and 5^250

Geometry Equation HELP!

numerical expressions - order of operations

A couple of questions, individual answers are also greatly appreciated!

A rectangle with an area of 58 ft² is dilated by a factor of 8.

what is the answer to 3 1⁄8 − 1 7⁄8 = ⁄8 ? if dont know plesae look it up and say the answer....

What is my average speed in mph?

What was the bicyclist's average rate of speed in miles per hour?

Geometry Problem

Converting this quadratic function from standard form to vertex form?

Solving Systems of Linear Equations Algebraically

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