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All Questions
+0
234955 Questions
+1
352
1
Math
There are 23,310 colores marbles in a large plastic jar (yes it is a pretty large jar). If two-thirds of them are blue, one-sixth are red, and one-twelfth are green, how many are some other color?
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Guest
Apr 19, 2021
0
271
1
math
A picture frame consists of two rectangular strips of wood, each having a width of 1 inch on all sides. If the area of the inner light gray strip is 100 in^2, then compute the pereimeter of the inside white rectangle.
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Guest
Apr 19, 2021
+1
384
1
+501
Right-angle Trigonometry
In $\triangle{ABC}$, $\cos{B}=\frac{3}{5}$ and angle A is 90 degrees. What is $\cos{C}$?
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ellapow
Apr 19, 2021
0
388
3
HELP NEEDED PLEASE!!
$600 deposited at the end of each year for 10 years at 4.25% compounded annually.
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Guest
Apr 19, 2021
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403
1
Help
A sphere has a volume of 4571 /3 πm3. The radius is halved. a. What is the new radius? b. What is the new volume of the sphere?
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Guest
Apr 19, 2021
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415
3
Using Trig to Find Missing Sides
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Guest
Apr 19, 2021
+1
381
1
+501
Right-Triangle Trigonometry
In right triangle $ABC$, we have $AB = 10$, $BC = 24$, and $\angle ABC = 90^\circ$. If $M$ is on $\overline{AC}$ such that $\overline{BM}$ is an angle bisector of $\triangle ABC$, then what is $\cos \angle ABM$?
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ellapow
Apr 19, 2021
0
513
4
What is it?!
Janet spent 30% of her money on 7 cupcakes and 4 cookies on Monday. The cost of each cupcake was twice the cost of each cookies. She bought some more cupcakes and another 10 cookies with 6/7 of her remaining money on Tuesday. How many cupcakes did she buy
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Guest
Apr 19, 2021
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250
0
Help this man out
The ratio of the number of magnets Aspilla and Barry had was 2 : 3. When Aspilla bought 4 more magnets and Barry bought 13 more magnets, the ratio became 1 : 2. Find the number of magnets Barry had in the end.
Guest
Apr 19, 2021
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372
2
Help
Help
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Guest
Apr 19, 2021
0
270
1
Help pls
"find the measure of the arc or angle indicated"
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Guest
Apr 19, 2021
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352
1
math problem
For how many integers where 2 <= n <= 100 is n(n + 1) odd?
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Guest
Apr 19, 2021
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271
1
Piecewise Functions!
LetFind .
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Guest
Apr 19, 2021
0
448
1
The following function represents an arithmetic sequence.
The following function represents an arithmetic sequence.
f(1)=−1.5f(1)=−1.5
f(n+1)=f(n)+0.5f(n+1)=f(n)+0.5
What is f(10)?f(10)?
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Guest
Apr 19, 2021
+2
3
862
1
+1640
Find the radii of the circles A, B, and C
Circles A, B, and C are externally tangent to each other. If AB = 14, BC = 18, and AC = 16, then find the radii of each of the circles.
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jugoslav
Apr 19, 2021
0
229
0
Plz help meee!!!
Ramesh has 1/3 as many $2 bills as $5 bills. The total value of the $2 and $5 bills that Ramesh has is $136. How many $5 bills does Ramesh have?
Guest
Apr 19, 2021
0
280
1
Math
Erin's Donuts are the best. They cost $0.40 per donut, or you can buy a dozen and get $1.50 off. Only 5 blocks away, they have Anne's Donuts, and they are just as good. The donuts cost $0.50 each at Anne's Donuts, or you can buy a dozen and $2.10 off. You
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Guest
Apr 19, 2021
0
302
1
Fraction
A bus is making a trip from Bigtown to Megacity. The average round trip speed is always 57 MPH on this journey. The round trip distance is 156 miles. At Megacity, the bus waits exactly 25 minutes and then returns to Bigtown. If the bus has completed 2/3
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Guest
Apr 19, 2021
+1
353
1
+501
inverse functions
If $f(a) = \frac{1}{1-a}$, find the product $f^{-1}(a) \times a \times f(a)$. (Assume $a \neq 0$ and $a \neq 1$.)
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ellapow
Apr 19, 2021
+1
507
1
+501
function composition
Let $f(x)=3x+2$ and $g(x)=ax+b$, for some constants $a$ and $b$. If $ab=20$ and $f(g(x))=g(f(x))$ for $x=0,1,2\ldots 9$, find the sum of all possible values of $a$.
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ellapow
Apr 19, 2021
0
218
0
in x/x+3 *(10/15) what's the value of x?
in x/x+3 *(10/15) what's the value of x?
Guest
Apr 19, 2021
0
826
1
what is one sixth of a cupcake for 30 people
what is one sixth of a cupcake for 30 people
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Guest
Apr 19, 2021
0
351
1
number theory
The numbers are arranged in the table as shown. In which column will 2019 show up?
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Guest
Apr 19, 2021
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352
1
Math
Coach Dudney has 32 basketballs and 16 footballs. Which ratio accurately compares the number of basketballs to the number of footballs?
A. 3:1
B. 2:1
C. 16:32
D. 8:2
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Guest
Apr 19, 2021
0
305
1
Math
1. Mr. Fleming’s class is having a pizza party. They are purchasing one pizza for
every 4 students in the class. Each pizza cost $6.99 and Mr. Fleming decided to
order two extra pizzas so he could invite the principals and other teachers.
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Guest
Apr 19, 2021
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