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All Questions
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231281 Questions
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286
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Coordinates
The points (1,-2) and (4,-10) are adjacent vertices of a square. What is the perimeter of the square?
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Guest
Dec 19, 2021
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272
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Algebra
When sqrt(112) is simplified, the result is a*sqrt(b), where a is an integer, and b is a positive integer. If b is as small as possible, then what is a + b?
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Guest
Dec 19, 2021
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279
1
Algebra
Simplify sqrt(x*sqrt(x)). Express your answer in simplest radical form in terms of x.
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Guest
Dec 19, 2021
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296
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help
On a hot day, Megan likes to eat a Popsicle every 15 minutes. Assuming she keeps up that rate of consumption, how many Popsicles can Megan finish in 3 hours and 30 minutes?
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Guest
Dec 19, 2021
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309
3
help
If a recipe for a two-pound cake requires 1.5 cups of flour, how many cups are needed for 12 one-pound cakes?
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Guest
Dec 19, 2021
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374
4
help
It takes four painters working at the same rate $1.25$ work-days to finish a job. If only three painters are available, how many work-days will it take them to finish the job, working at the same rate? Express your answer as a mixed number
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Guest
Dec 19, 2021
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185
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Counting problem
In how many ways can people sit around a round table if no two of the people Pierre, Rosa, and Thomas can sit next to each other? (Seating arrangements which are rotations of each other are treated as the same.)
Guest
Dec 19, 2021
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170
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Inequality
Solve the inequality 2x - 5 <= -x + 12 + 3x - 7. Give your answer as an interval.
Guest
Dec 19, 2021
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218
0
Polynomials
Let p(x) be a polynomial of the form P(x) = 2x^3 + ax^2 + 38x + c, such that 4 and 8 are roots of p(x). What is the third root?
Guest
Dec 19, 2021
Dec 18, 2021
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188
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Coordinates
Consider the lines Let's say that a pair of lines is
y = 3x + 5
2y = 4x + 5
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Guest
Dec 18, 2021
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305
1
Algebra
85 more than a square of a number is the same as 22 times the number. What is the number?
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Guest
Dec 18, 2021
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327
2
Sum problem
The sum 1^2 + 2^2 + 3^2 + ... + n^2 = n(n + 1)(2n + 1)/6.
What is the value of 21^2 + 22^2 + 23^2 + ... + 40^2 + 41^2 + 42^2?
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Guest
Dec 18, 2021
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180
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Geometry
Points L and M lie on a circle centered at O, and the measure of arc LM on this circle is 72 degrees. The circle passing through points O, L, and M is drawn. Find the measure of arc LPM on the larger circle, in degrees.
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Guest
Dec 18, 2021
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276
2
geometry
In triangle ABC, AB = 10 and AC = 17. Let D be the foot of the perpendicular from A to BC. If BD:CD = 2:3, then find AD.
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Guest
Dec 18, 2021
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202
1
Polynomials
Let f(x) = x^4-3x^2 + 2 and g(x) = 2x^8 - 6x^2 + 2x -1. Let a be a constant. What is the largest possible degree of f(x) + a* g(x)?
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Guest
Dec 18, 2021
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189
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HELP
Find all real numbers $x$ such that $x^2 < 4$. Give your answer in interval notation.
Guest
Dec 18, 2021
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177
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help urgently
how to solve e??
Guest
Dec 18, 2021
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166
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Counting
I have 8 pieces of strawberry candy (all identical) and 7 pieces of rhubarb candy (all identical). Find the number of ways I can distribute this candy to $6$ children.
Guest
Dec 18, 2021
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181
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Coordinates
A line goes through (2, 3) and (−8,−5). The line has an x-intercept of P and a y-intercept of Q. Find the area of OPQ.
Guest
Dec 18, 2021
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181
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Geometry
Altitudes AD and BE of triangle ABC intersect at H. If BAC = 54 and ABC = 56, then what is angle AHB?
Guest
Dec 18, 2021
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219
1
Help RIGHT NOW!!!
The company provided 10 buses of 50 seats each and 8 buses of 40 seats for 400 students, but only has 9 drivers available. The rental cost for large bus is $800 for small $600. How many buses of each type should be used for the trip possible cost?
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Guest
Dec 18, 2021
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277
1
help
The regular price of a large bag of cat food is $\$12$. Ike bought a bonus bag with $20\%$ more than the large bag, and the bonus bag was on sale for $\$9$. Ike then used a "$\$1$ off coupon" when purchasing the bonus bag. What fraction of the regular price
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Guest
Dec 18, 2021
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223
1
geometry
In PQR , we have PQ= QR =34 and PR=38 . Find the length of median QM .
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Guest
Dec 18, 2021
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227
1
help …
If 3 3/4 pounds of candy costs $18.75, how much would 1 pound of candy cost?
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Guest
Dec 18, 2021
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