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Post New Question
All Questions
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234954 Questions
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266
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Percentage
Liam had 75% more magnets than John at first. Liam gave away 200% as many magnets as John. John was left with 25% of the magnets he had at first. What fraction of Liam's magnets did he have in the end?
Guest
Apr 19, 2021
0
371
1
number theory
When 310 is divided by a two-digit positive integer K, the remainder is 37. What is the largest possible value of K?
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Guest
Apr 19, 2021
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244
0
helloplzdontbethesameperson
Ben had 1/5 as many books as Jann. After Jann gave Ben 4 books, Ben had 1/3 as many books as Jann. How many books did Jann have in the end?
Guest
Apr 19, 2021
0
346
1
mathematics
Caleb had 37 more marbles than David at first. Caleb gave away 4 times as many marbles as David. David was left with 5 more than the number of marbles he gave away. Caleb had twice as many marbles left as David. How many marbles did Caleb have in the end?
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Guest
Apr 19, 2021
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238
1
Math
Mr.Poh had some $10 bills, $5 bills, and $2 bills in his wallet. He had $159. 1/5 of them were $10 bills, 3 fewer than 1/2 of the remaining bills were $5 bills and the rest were $2 bills. How many $2 bills were there altogether?
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Guest
Apr 19, 2021
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293
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+24
Complex Numbers and Vectors
The initial point of a→ is (−1,6), and its terminal point is (−3,−2).
What is the value of ∥a→∥?
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sneef
Apr 19, 2021
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338
0
+24
Complex Numbers and Vectors
B→ = ⟨−1,3⟩ and c→ = ⟨−11,−2⟩.
What is c→ + b→ in component form?
Enter your answer by filling in the blanks.
c→ + b→ = ⟨ __ , __ ⟩
sneef
Apr 19, 2021
0
329
0
+24
Complex Numbers and Vectors
What are the fourth roots of 2√3−2i ?
Fill in the blanks. Enter the roots in order of increasing angle measure.
__cis(__)
__cis(__)
__cis(__)
__cis(__)
sneef
Apr 19, 2021
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302
0
HELP!! please! quickly
Michael plots the point with the polar coordinates (-2,-4pi/3)
how does he plot this point?
fill in the blanks with the correct answers
Michael first determines which line the angle of rotation places the point on. The
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Guest
Apr 19, 2021
0
229
0
help asap please !!!
p and q are complex numbers such that |p|=7√2 and |p+q|=12√3.
On what interval must |q| fall on?
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Guest
Apr 19, 2021
0
341
1
Some help please !! asap
Convert r=2/7sinθ−cosθ to rectangular form.
Enter your answer in slope-intercept form by filling in the blanks. Enter values so that fractions are simplified.
y=_/_x + _/_
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Guest
Apr 19, 2021
0
369
1
6 unknowns equation system
I have encountered a weird equation system, where I have the following equations:
a*x=4.72
a*y=3.6441
a*z=2.8744
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Guest
Apr 19, 2021
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275
1
A = 34, a = 16
A = 34°, a = 16
A = 58°, b = 77
a = 18, b = 20
a = 27, c = 45
read more ..
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Guest
Apr 19, 2021
0
370
1
Help
A right circular cone sits on a table, pointing up. The cross-section triangle, perpendicular to the base, has a vertex angle of 60 degrees. The diameter of the cone's base is inches. A sphere is placed inside the cone so that it is tangent to
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Guest
Apr 19, 2021
0
545
3
+526
Algebra
Let Sn be the sum of the first n terms of the series 12 + 2.52 + 32 + 2.72 + 52 + 2.92 +... if S20 = 20A then A is equal to
a) 2001
b) 2019
c) 1851
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amygdaleon305
Apr 19, 2021
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598
2
3, -6, 12, 4, 20, ? what is the number after?
3, -6, 12, 4, 20, ? what is the number after?
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Guest
Apr 19, 2021
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394
1
+109
Help
If you have $357 and your friend has 4/5 as much as you. If you give them 1/4 of your money, how much money do you have left?
How much do they have now?
The beautiful thing about learning is that no one can take it away
read more ..
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XxMysteriousGirlxX
Apr 19, 2021
0
2367
3
+4
Algebra Question
Use technology or a z-distribution table to find the indicated area. The scores on a standardized exam are normally distributed with a mean of 400 and a standard deviation of 50. Approximately 40% of the scores are greater than which score?
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NeewUseer128
Apr 19, 2021
0
290
1
number theory
N is a positive integer. When N is divided by 3, the remainder is 2. When N is divided by 4, the remainder is 2. What is the remainder when N is divided by 12?
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Guest
Apr 19, 2021
0
429
6
+109
Please help! Struggling for hours!
Please help! I have to find out what Q, R,S,T,U are! Please help!!
The beautiful thing about learning is that no one can take it
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XxMysteriousGirlxX
Apr 19, 2021
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