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
231295 Questions
0
239
1
Help me please
Trey made some biscuits, muffins and brownies.
4/7 are biscuits, 1/3 of them are muffins and the rest are brownies. There are 160 more muffins than brownies.
How many biscuits, muffins and brownies does Trey have altogether?
<
read more ..
●
Guest
Sep 16, 2021
0
304
1
math question
How many three-eights are in three and three-fourths?
●
Guest
Sep 16, 2021
0
240
1
Percent
I'm at a bookstore with 35$ in my pocket and a 50%-off coupon. What is the cost of the most expensive book I can buy with my money and the coupon? (Assume that there are books of every possible price in the bookstore. It's a large bookstore!)
●
Guest
Sep 16, 2021
0
269
1
Algebra
Here are five cards. 1 5 7 9 11 One of the cards is removed. The mean of the numbers on the remaining four cards is 6 Which card was removed
●
Guest
Sep 16, 2021
0
305
1
Math
Cory bought 5 pounds of cheese at the grocery store.
He used 1 ¼ pounds for sandwiches and 1 ½ pounds when he made some pizzas.
How much cheese does Cory have left?
●
Guest
Sep 16, 2021
0
293
1
Geometry
A triangle has an area of 48 square feet. The height of the triangle is 8 ft. What is the length of the base of the triangle?
●
Guest
Sep 16, 2021
0
338
1
help
Two long strips of paper are each 2 inches wide, and they overlap so that the angle between the strips is 45 degrees. What is the number of square inches in the area of the parallelogram formed by the overlap?
●
Guest
Sep 16, 2021
0
305
3
pls help me asap! I need it by today! thanks!
Caleb, Michael and Sam shared some Pokemon cards in the ratio of 3:4:5
respectively. During a game, Michael lost 1/3 of his Pokemon cards to Caleb and
won 40% of Sam's
a) What is the ratio of Michael's Pokemon cards to Sam's
read more ..
●
●
●
Guest
Sep 16, 2021
0
318
1
help percent
Initially, 40% of the students at the school dance are freshmen. Then, 15 more freshmen arrive, after which 50% of the students at the dance are freshmen. How many students are now at the dance after the additional freshmen arrive?
●
Guest
Sep 16, 2021
0
256
1
help plz
Find the modular inverse of 27, modulo 29. Express your answer as an integer from 0 to 28, inclusive.
●
Guest
Sep 16, 2021
0
374
1
Geometry
(1) A circle centered at P with radius 10 and a circle centered at Q with radius 8 are externally tangent. Find PQ.
(2) How many common external tangents do two circles have?
●
Guest
Sep 16, 2021
0
281
1
Polynomials
Let f(x) = x^4 - 3x^2 + 2 and g(x) = 2x^5 - 6x^2 + 2x - 1. Let a be a constant. What is the largest possible degree of f(x) + a*g(x)?
●
Guest
Sep 16, 2021
0
311
1
Polynomials
Let f(x) = x^3 + 3x^2 + 4x - 7 and g(x) = -7x^4 + 8x^3 + x^2 - 7.. What is the coefficient of x^3 in the sum f(x) + g(x)?
●
Guest
Sep 16, 2021
0
284
3
Help ASAP
There were some students in the school hall.
(a) At first, the number of boys was 1/4 the number of girls.
Then, 1/3 of the boys and 1/2 the girls went home. A total of 84 students
read more ..
●
●
●
Guest
Sep 16, 2021
0
295
1
need help
find 3 positive consecutive integers such that the product of the first and the third integer is 17 more than three times the second integer
●
Guest
Sep 16, 2021
0
219
1
help
What should be added to −5 to make the sum 0?
●
Guest
Sep 16, 2021
0
233
1
Polynomials
Consider the polynomials f(x)=1-12x+3x^2-4x^3+6x^4 and g(x)=3-2x-6x^3+9x^4.
Find c such that the polynomial f(x) + cg(x) has degree 3.
●
Guest
Sep 16, 2021
0
303
1
help algebra
At a zoo there are kangaroos, giraffes, and tigers. In total, there are 22 heads and 62 feet. If the number of giraffes is equal to the number of tigers, how many of each animal is at the zoo?
●
Guest
Sep 16, 2021
0
320
2
Percent
If 60% of x is 22, then what is 55% of x?
●
●
Guest
Sep 16, 2021
0
168
0
Write the domain for {(-3,-3),(-4,-4),(-5, -5)}.
Write the domain for {(-3,-3),(-4,-4),(-5, -5)}.
Guest
Sep 16, 2021
0
198
0
ordre
Classe les nombres suivants dans l'ordre croisant: 6,7;-2,35;6,28;-0,17;-2,8;0,08;0,1
Guest
Sep 16, 2021
0
258
0
For which values of a the system 3(a-5x)<1+x, 2-x/2>3+5(x-a) has atleast one solution ?
For which values of a the system 3(a-5x)<1+x, 2-x/2>3+5(x-a) has atleast one solution ?
Guest
Sep 16, 2021
0
340
1
Percent
The number 75 is decreased by 40%, then the result is again decreased by 20%.
What is the final result?
●
Guest
Sep 16, 2021
0
332
2
Digit question
An ordered pair of digits (a,b) is such that 4a5, b72 is a multiple of 66. Find a + b .
●
●
Guest
Sep 16, 2021
0
214
2
Probability
I have two cubes such that, on each cube, three faces are painted red and three faces are painted white. If I roll each of the cubes once, what is the probability that they will land such that there are two red faces up?
●
●
Guest
Sep 16, 2021
«
latest
9250
9249
..
7981
7980
7979
7978
7977
..
2
1
»
Post New Question
1 Online Users
Top Users
+128731
CPhill
moderator
+118613
Melody
moderator
+33616
Alan
moderator
+14933
asinus
moderator
+9664
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1791
tomtom
+1679
wiseowl
+1610
bader
+1190
parmen
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.