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Post New Question
All Questions
+0
234944 Questions
-1
453
2
counting problem
If only the positive integers from 1 through 49, inclusive, are written on a piece of paper, how many times is the digit 1 written?
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Guest
Apr 16, 2021
0
519
8
+223
Please Help!
Please do your best to explain since I want to learn how to do this as well.
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CPhilFanboy
Apr 16, 2021
Apr 15, 2021
0
389
1
Math
7 x 7 x 7 x 7 = Zy
What is the value of Z and y?
read more ..
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Guest
Apr 15, 2021
0
277
0
Plz help me :'(
Let ABC be a triangle, and let D and E be points sides AB and AC, respectively, such that DE||BC. Prove that AD/AE = DB/CE.
|| means parallel.
Guest
Apr 15, 2021
0
611
6
x=2y-3
I need someone to answer this for me. I have no idea what to do, and while I've seen an answer to it before, the person gave no explanation how they got their numbers.
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Guest
Apr 15, 2021
0
365
1
Math
Miranda sold movie DVD’s for 12 dollars and television DVD’s for 9 dollars and has collected
1167 dollars from the sales of both. The number of movies sold is 4 less than 3 times the
number of television shows. How many movie DVD’s were sold,
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Guest
Apr 15, 2021
0
4
843
1
help plz
Let n be a positive integer greater than or equal to 3 . Let a,b be integers such that ab is invertible modulo n and . Given a+b is invertible, what is the remainder when is divided by n?
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Guest
Apr 15, 2021
-1
374
1
Plzz Help
Let f(x) = x^3 + 3x ^2 + 4x - 7 and g(x) = -7x^4 + 5x^3 +x^2 - 7. What is the coefficient of x^3 in the sum f(x) + g(x)?
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Guest
Apr 15, 2021
-1
542
1
+8
help arithmetic homework question
Madame Dumas has a rather extensive art collection and the overall value of her collection has been increasing each year. Three years ago, her collection was worth $450,000. Two years ago, the value of the collection was $810,000 and last year, the collection
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anicya
Apr 15, 2021
0
423
1
Fractions
Scott and Corey each had a collection of wind-up toys. Corey had 2/9 as many wind-up toys as Scott. When Scott lost 32 wind-up toys, Corey then had twice as many as Scott. How many wind-up toys were in Scott's collection at first?
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Guest
Apr 15, 2021
0
397
1
Fractions
Skid saved 3/5 of his paycheck and spent 2/3 of the remaining money. He was then left with $10. What was the original value of Skid paycheck?
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Guest
Apr 15, 2021
-1
417
1
Plz don’t cosplay as me! That was really rude.
A blueberry cheesecake meant for dessert was already half-eaten in the afternoon. Below are the children's replies when their mom checked with them. Robert: Sarah ate the cake.
read more ..
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Guest
Apr 15, 2021
0
411
2
Math
Larry had 151 erasers and Kenneth had 109 erasers. When each one gave away the same number of erasers, Larry then had 2 times as many erasers as Kendra. How many erasers did each friend give away?
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Guest
Apr 15, 2021
0
419
2
Fractions.a.a
4/7 of my balloons are blue. I have 16 blue balloons. How many balloons do I have altogether?
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Guest
Apr 15, 2021
0
383
1
fractions ASAP
Mike had 3/4 as many comic books as Robert. When Robert gave half of his comic books to Mike, he then had 30 fewer comic books than his friend. How many comic books did Robert have at first?
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Guest
Apr 15, 2021
-2
567
1
+218
Help please - Problem Solving
Half of the students in a class are 12 years old or less and one-sixth are 13 years old or more. The number of students that are between 12 and 13 years old is 5 more than the number of students that are 13 years old or more. How many students are between
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MathyGoo13
Apr 15, 2021
-1
407
1
Analytic Geometry
Determine the point of intersection of right bisectors in a triangle ∆𝐴𝐵𝐶 with vertices A (-3, 5), B (1, 1) and 𝐶(−7, −3). Find the distance from the point of intersection to each vertex of the triangle.
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Guest
Apr 15, 2021
0
501
4
+1443
Algebra 2 Help Needed!
Determine which statement is accurate for the given function:
a) The graph will have a hole.
read more ..
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SmartMathMan
Apr 15, 2021
-2
490
1
Help!!!!!
Determine if the following lengths form a right triangle 11 cm, 60 cm, 61 cm. Make sure the work is accurate as well.
Determine if the following lengths form a right triangle 20 m, 40 m, 30 m. Make sure the work is accurate
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Guest
Apr 15, 2021
0
441
2
+4
Circle placement.
A circle is placed in a 90 degree corner, and that circle is touching both walls of that corner. a point on the circumference of the circle is 18 inches from one wall and 25 inches from the other wall. what is the radius of the circle? if some work could
read more ..
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GatBatNat
Apr 15, 2021
0
410
1
Fraction
Mother bought a cake and cut it into four equal pieces. I took one piece and my brother took another piece. What fraction of the cake was left? Express your answer in the simplest form.
Logarhythm
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Guest
Apr 15, 2021
0
315
2
Logic
A blueberry cheesecake meant for dessert was already half-eaten in the afternoon. Below are the children's replies when their mom checked with them. Robert: Sarah ate the cake.
read more ..
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Guest
Apr 15, 2021
0
399
3
Math
Joe, Ken, and Liam had some muffins. Joe had 2 fewer muffins than Ken. Liam had 5 fewer muffins than Joe. How many more muffins did Ken have than Liam?
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Guest
Apr 15, 2021
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