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274

Number Theory

Find the sum of the positive square free divisors of 6000.
Note: A natural number is square free if it is not the multiple of any perfect square greater than 1.

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Guest Jun 20, 2022

333

I'm stuck pls help

The owner of the Good Deals Store opens a new store across town. For the new store, the owner estimates that, during business hours, an average of 90 shoppers per hour enter the store and each of them stays an average of 12 minutes. The average number of read more ..

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nolanisnerd Jun 20, 2022

298

Polygon

One interior angle of a convex polygon is 160 degrees. The rest of the interior angles of the polygon are each 146 degrees. How many sides does the polygon have?

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Guest Jun 20, 2022

224

Graphing question

The equation y = (x + A)/(Bx + C), where A,B, and C are integers, is shown below. What is A + B + C?

Guest Jun 20, 2022

347

Help Please CPhill, Melody, Or heureka

Let be the real roots of Solve for in
Please help!

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Guest Jun 20, 2022

318

Percent

Initially, 40% of the students at the school dance are freshmen. Then, 15 more freshmen arrive, after which 60% of the students at the dance are freshmen. How many students are now at the dance after the additional freshmen arrive?
read more ..

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Guest Jun 20, 2022

266

List of numbers

There are seven numbers in this list:
read more ..

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Guest Jun 20, 2022

320

Digits

If a,b ,c ,d and are four different digits from 1 to 9 , inclusive, then what's the largest possible value for the decimal (a.b)*(c.d)?

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Guest Jun 20, 2022

230

Number Theory

For all positive integers n, the nth triangular number T_n is defined as T_n = 1 + 2 + 3 + ... + n. What is the greatest possible value of the greatest common divisor of 4T_n and n + 1?

Guest Jun 20, 2022

327

trig question

Let A be an acute angle such that sin 4A = sin 5A. What is the smallest possible measure of A in degrees?

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Guest Jun 20, 2022

350

+491

Still Struggling

Still trying to understand these problems. Please Help

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Elijah Jun 20, 2022

279

Number Theory

The sum of two positive integers a and b is 80. What is the largest possible value of gcd(a,b) + lcm(a,b)?

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Guest Jun 20, 2022

302

Roots

Let a, b, and c be the roots of 24x^3 - 121x^2 + 87x - 8 = 0.

Find log_3 (abc).

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Guest Jun 20, 2022

301

Complex roots

One of the roots of
x^2 + (a - 4i) x + (29 + bi) = 0
is x = -5 - 8i, where a and b are real numbers. Enter the ordered pair (a,b).

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Guest Jun 20, 2022

325

Algebra problem

Solve for y if 9^y = 3^5*9*27^3

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Guest Jun 20, 2022

313

Algebra

As a punishment for something naughty that we did, my little brother and I have to whitewash both sides of a fence. We start at the same time, and we each work at a constant rate.
If we each whitewash one side, I'll finish in 2 hours and my brother will read more ..

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Guest Jun 20, 2022

302

A group of juniors and seniors took a test. Exactly of the juniors and exactly of the seniors passed the test. If the number of juniors

A group of juniors and seniors took a test. Exactly of the juniors and exactly of the seniors passed the test. If the number of juniors who passed the test was of the number of seniors who passed the test, what fraction read more ..

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Guest Jun 20, 2022

349

+24

help Algebra 2

multiply

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Pythonkil06 Jun 20, 2022

224

geometry

Let WXYZ be a trapezoid with bases XY and WZ. In this trapezoid ANGLE ZXW=105 DEGREES, angle XWZ=43 degrees, and angle XYZ= 141 degrees. Find the angle YXZ, in degrees.

Guest Jun 20, 2022

321

Help!!!

x2 = 84
x = ?

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Guest Jun 20, 2022

290

I'm confused...

HHeCONeMgFeCs??

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Guest Jun 20, 2022

285

interval notation

Express this collection of points on the number line using interval notation.

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Guest Jun 20, 2022

356

Asians be like:

Asians in math and science and physics be like: YAY
Asians in proving the theory of relativity: YAY
Asians in ELA: BOO
Asians in sports: BOO read more ..

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Guest Jun 20, 2022

206

Coordinates

The equation of a straight line AC is 2y=-3x+6. Given the point A(-2,6) and AB:BC = 1:5. Find the equation of straight line that passes through point B and perpendicular to line AC.

Guest Jun 20, 2022

All Questions ⁺⁰237736 Questions

Number Theory

I'm stuck pls help

Polygon

Graphing question

Help Please CPhill, Melody, Or heureka

Percent

List of numbers

Digits

Number Theory

trig question

Still Struggling

Number Theory

Roots

Complex roots

Algebra problem

Algebra

A group of juniors and seniors took a test. Exactly of the juniors and exactly of the seniors passed the test. If the number of juniors

help Algebra 2

geometry

Help!!!

I'm confused...

interval notation

Asians be like:

Coordinates

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