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All Questions
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230606 Questions
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273
1
Algebra
Let $f(x) = \left\lfloor \frac{2 - x}{x + 5} \right\rfloor$. Evaluate f(1) + f(2) + f(3) + ... + f(999) + f(1000).
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Guest
Nov 1, 2021
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289
1
help algebra
How many positive integers n satisfy $\lfloor \sqrt[3]{n} \rfloor = 5$?
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Guest
Nov 1, 2021
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314
1
Polygons
How many sides would there be in a convex polygon if the sum of all but one of its interior angles is $1870^{\circ}$?
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Guest
Nov 1, 2021
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261
1
bjbj
How many 0.75-pound packages can you make with 4.5 pounds of sunflower seeds
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Guest
Nov 1, 2021
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292
2
Algebra
Evaluate $\lfloor \sqrt{1} \rfloor + \lfloor \sqrt{2} \rfloor + \lfloor \sqrt{3} \rfloor + \dots + \lfloor \sqrt{25} \rfloor$.
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Guest
Nov 1, 2021
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218
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need help w this !!
Justin was in trouble. He had used all of his father's masking tape to put his baseball bat back together. Now his father needed the tape and, to make it worse, his bat was falling apart again! His father told Justin since he had used one-fifth of his tape,
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Guest
Nov 1, 2021
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273
1
Algebra
Calculate sqrt(60x)*sqrt(12x)*sqrt(63x)*sqrt(42x). Express your answer in simplest radical form in terms of x. Note: When entering a square root with more than one character, you must use parentheses or brackets. For example, you should enter sqrt(14) as
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Guest
Nov 1, 2021
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187
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Geometry
Point D is the midpoint of median AM of triangle ABC. Point E is the midpoint of AB, and point T is the intersection of BD and ME. Find the area of triangle DMT if $[ABC] = 50$.
Guest
Nov 1, 2021
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229
1
Geometry
Points M, N, and O are the midpoints of sides KL, LJ, and JK, respectively, of triangle JKL. Points P, Q, and R are the midpoints of NO, OM, and MN, respectively. If the area of triangle PQR is 28, then what is the area of triangle LPQ?
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Guest
Nov 1, 2021
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153
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help quadratic
Write down the quadratic equation whose roots are x = -7 and $x = 11$ and the coefficient of x^2 is 1.
Enter your answer in the form "x^2 + bx + c = 0".
Guest
Nov 1, 2021
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326
4
Counting problem
How many positive integers less than 1000 have at least one digit of 0 and at least one digit of 1?
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Nov 1, 2021
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215
1
Pls help
Jenny had 3/8 as many stickers as Alice and twice as many stickers as Lily. If Alice had 40 more stickers than Jenny, how many stickers did all of them have altogether?
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Guest
Nov 1, 2021
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221
1
Fractions
At a party, there were a total of 232 muffins and
chicken nuggets.
After the guests ate 3/5 of the muffins and 4/7 of the
nuggets, there were an equal number of muffins and
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Guest
Nov 1, 2021
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216
1
Pls help
The ratio of the number of Tommy's game cards to that of Sean's game cards was 3:2. After Tommy gave 44 cards to Sean, the number of game cards Tommy had was 5/7 of what Sean had. Find the total number of game cards both of them had.
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Guest
Nov 1, 2021
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154
0
Counting
How many strings of length 5 of the letters A, B, C, D, and E contain exactly one A and exactly one D and exactly one E if repetition of letters is allowed?
Guest
Nov 1, 2021
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161
0
Functions
You have linear functions p(x) and q(x). You know p(2)=3, and $p(q(x))=4x+7+6x-8$ for all x. Find q(-1).
Guest
Nov 1, 2021
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239
1
Please help >.< Thanks in advance!!
In a party, 2/3 of the girls and 1/2 of the boys drank fruit juice. If 18 boys drank fruit juice and 3/4 of the children that drank fruit juice were girls, how many children were at the party?
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Guest
Nov 1, 2021
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372
4
Casino Bonus calculation
Trying to calculate the average value of a casino bonus.
Bonus is 100 and you have to turn over 3600 (100x36) for the bonus to become real money.
The average return for each bet is 97% (3% margin for the casino).
Lets say I want to calculate the
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Nov 1, 2021
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451
9
Solve the inequality and enter your solution as an inequality in the box below, using '<=' for or '>=' for if necessary.
8>4-x>6
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Nov 1, 2021
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283
1
Francisco's gross income this year is $29,550. His employer withholds $55 per month to pay for his health insurance premium, and another
Francisco's gross income this year is $29,550. His employer withholds $55 per month to pay for his health insurance premium, and another $60 per month toward his retirement fund. Since he is single he qualifies for a $12,000 standard
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Guest
Nov 1, 2021
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210
1
Number Theory
For how many positive integers n > 1 is it true that 2^{24}*2^{36} is a perfect nth power?
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Guest
Nov 1, 2021
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274
1
Polynomials
Consider the polynomials f(x)=4x^3+3x^2+2x+1 and g(x)=3-4x+5x^2-8x^3. Find c such that the polynomial f(x)+cg(x) has degree 2.
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Guest
Nov 1, 2021
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278
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Polynomial
Let f(x)=3x^4-7x^3-2x^2-bx+1. For what value of b is f(1)=1
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Guest
Nov 1, 2021
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