Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
234931 Questions
0
1
698
1
solve
A driver set out from A at a certain rate and would have reached B in 5 hours if he had continue at this rate,However ,when we had gone three-fourth of the way he had motor trouble which delayed him for an hour and a half.During the remainder of the journey
read more ..
●
Guest
Jul 14, 2020
0
367
0
stuck on this
At a certain time, Janice notices that her digital watch reads a minutes after two o’clock. Fifteen minutes later, it reads b minutes after three o’clock. She is amused to note that a is six times greater than b. What
read more ..
Guest
Jul 14, 2020
0
610
1
18 staff and 225 students , what is the ratio for 1 : n?
18 staff and 225 students , what is the ratio for 1 : n? staff : students
●
Guest
Jul 14, 2020
0
391
1
trig equation
Please solve this trig equation.
read more ..
●
Guest
Jul 14, 2020
+8
584
1
+568
Very hard and confusing Please explain fully CPhill or Melody please help!
In physics, Ohm's law says that current through a wire, , is directly proportional to voltage, , and inversely proportional to resistance,
It's also true that resistance is directly proportional to the length of
read more ..
●
iamhappy
Jul 14, 2020
0
855
1
+93
Find all integers n such that the quadratic 7x^2 + nx - 11 can be expressed as the product of two linear factors with integer coefficients.
Find all integers n such that the quadratic 7x^2 + nx - 11 can be expressed as the product of two linear factors with integer coefficients.
●
stuckonmyproblem
Jul 14, 2020
0
513
1
help with number theory
A two-digit number N has the following property: If you reverse the digits of N, you get M. Then M + N is a perfect square.
How many possible values of N are there?
read more ..
●
Guest
Jul 14, 2020
0
495
1
probability
In a game show, there are 40 doors. One of the doors has a brand new car behind it. If you get to open three doors, what is the probability that you win the car?
●
Guest
Jul 14, 2020
0
846
1
how to solve
A grocer wants to make a 10-pound mixture of peanuts and cashews that he can sell for $4.75 per pound. If peanuts cost $4.00 per pound and cashews cost $6.50 per pound, how many pounds of cashews should he use?
●
Guest
Jul 14, 2020
0
1171
1
9 t-shirts and a hat costs £93.00 4 t-shirts and a hat costs £43.00. How much does a t-shirt cost? How much does a hat cost?
9 t-shirts and a hat costs £93.00
4 t-shirts and a hat costs £43.00.
How much does a t-shirt cost?
How much does a hat cost?
●
Guest
Jul 14, 2020
0
360
0
help with counting
A counter has 10 seats. How many ways can three people sit at the counter, so that there is at least one space between each pair of them?
Guest
Jul 14, 2020
0
512
1
geometry
A right triangle has an area of 150 and a perimeter of 60. Find the side lengths of the triangle.
●
Guest
Jul 14, 2020
0
489
1
area of triangle
Find the area of this triangle..
●
Guest
Jul 14, 2020
0
729
2
Geometry diagramming help?
Let ABCD be a trapezoid with bases AB and CD. Let AD=5 and BC=7, and let P be a point on side CD such that CP/PD=7/5. Let X,Y be the feet of the altitudes from P to AD,BC respectively. Show that PX=PY.
read more ..
●
●
Guest
Jul 14, 2020
0
1058
3
What is 12.99 rounded to 2 decimal places?
12.99 rounded to 2 decimal places?
●
●
●
Guest
Jul 14, 2020
0
532
6
please help with this
Does anyone’s know the answer to this What
●
●
●
●
●
●
Guest
Jul 14, 2020
-2
671
4
+16
help
please do this in order of operations in fraction form
4/5+1/2-1/3
●
●
●
●
namjin
Jul 14, 2020
0
479
2
please help
The base of the pink triangle is one half of the side length of the square.
If the square shown has an area of 12, what is the area of the yellow quadrilateral?
read more ..
●
●
Guest
Jul 14, 2020
0
683
1
can you help me
Find the maximum/minimum value of the quadratic function x2 – 10x = y + 40 by completing the square method.
●
Guest
Jul 14, 2020
0
415
1
+4
help
Find the maximum/minimum value of the function y = -x2 - 4x
●
jdapplewhite
Jul 14, 2020
-2
565
6
+980
SOMEBODY please help me I need this done soon!
https://web2.0calc.com/questions/i-give-up-on-latex-screenshots-here-we-go
●
●
●
●
●
●
qwertyzz
Jul 14, 2020
0
480
1
please help
At the movie theatre, child admission is $5.10 and adult admission is $9.00 . On Wensday, twice as many adults tickets as child tickets were for a total of $831.60. How many child tickets were sold that day?
●
Guest
Jul 14, 2020
0
479
1
need help
Ninety passengers rode in a train from City A to City B. Tickets for regular coach seats cost $121. Tickets for sleeper cars seats cost $285. The receipts for the trip totaled $19,418. How many passengers purchased each type of ticket?
●
Guest
Jul 14, 2020
«
latest
9396
9395
..
6851
6850
6849
6848
6847
..
2
1
»
Post New Question
4 Online Users
Top Users
+118658
Melody
moderator
+37093
ElectricPavlov
+33653
Alan
moderator
+14985
asinus
moderator
+5265
rarinstraw1195
+3146
admin
administrator
+2653
LiIIiam0216
+2489
GingerAle
+1911
tomtom
+1837
NotThatSmart
+1758
bader
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.