All Questions ⁺⁰237784 Questions

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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 read more ..

Guest Jul 7, 2022

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Quadratic

In an equation of the form with k = ax^2 + bx + c, the least possible value of k occurs at x = -b/(2a). In the equation k = (6x - 12)(x - 8) , what is the least possible value for k?

Guest Jul 7, 2022

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Coordinates

For what value of c will the circle with equation x^2 + 6x + y^2 - 14y + c = 0 have a radius of length 4?

Guest Jul 7, 2022

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291

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Coordinates

Find the radius of the circle with equation x^2 - 4x + y^2 - 6y - 36 = 25

Guest Jul 7, 2022

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286

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Coordinates

The midpoint of the line segment between (x,y) and (2,4) is (-17,8). Find (x,y).

Guest Jul 7, 2022

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298

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Coordinates

Find the coordinates of the point halfway between the points (3,7) and (8,14)

Guest Jul 7, 2022

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Number Theory

A bag of grapes is to be distributed evenly to 6 kids in a class, and the grapes that are left over will be thrown out. If each student receives the greatest possible number of grapes, what is the greatest possible number of grapes that could be thrown read more ..

Guest Jul 7, 2022

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299

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Number Theory

A box contains gold coins. If the coins are equally divided among six people, four coins are left over. If the coins are equally divided among five people, two coins are left over. If the box holds the smallest number of coins that meets these two read more ..

Guest Jul 7, 2022

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308

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Graphing Quadratics / please help

A triangle is formed with one vertex at the vertex of the parabola and the other two vertices at the intersections of the line and the parabola. If the area of the triangle is between 8 and 64 inclusive, find all possible values of read more ..

Guest Jul 7, 2022

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291

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Percent

The length of a rectangle is increased by 25% , but the width of the rectangle is decreased by 25%. By what percent was the rectangle's area decreased?

Guest Jul 7, 2022

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304

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help geometry

In the diagram below, lines k and l are parallel. Find the measure of angle x in degrees.

Guest Jul 7, 2022

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255

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Algebra 2

If f(x)=(ax+b)/(cx+d), (a)(b)(c)(d) ≠ 0 and f(f(x)) = x for all x in the domain of f, what is the value of a+d?
I don't really understand this hoping if someone can help clarify this to me and how to do it so I know how to do the next problem! read more ..

Guest Jul 7, 2022

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273

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Prime Numbers

Let p be a prime number between 40 and 60. What is the probability that is also a prime number? Express your answer as a common fraction.

Guest Jul 7, 2022

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298

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Counting question

I have 10 distinguishable socks in my drawer: 4 white, 4 brown, and 2 blue. In how many ways can I choose a pair of socks, provided that I get two brown socks or two white socks?

Guest Jul 7, 2022

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299

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Complex Numbers

Let and be complex numbers such that is pure imaginary and . Compute

Guest Jul 7, 2022

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287

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Algebra

Find the total number of terms in the expansion of (x + a)^11 - (x - a)^11 after simplification.

Guest Jul 7, 2022

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266

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Probability

Four standard six-sided dice are to be rolled. What is the probability that the product of the numbers on the top faces will be 6? Express your answer as a common fraction.

Guest Jul 7, 2022

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289

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Probability

A number is chosen at random from the set of consecutive natural numbers 1, 2, 3, \ldots, 24. What is the probability that the number chosen is a factor of 4? Express your answer as a common fraction.

Guest Jul 7, 2022

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311

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Statistics

The arithmetic mean of six grades is 87. If the lowest grade is dropped, the mean is 88. What is the lowest grade?

Guest Jul 7, 2022

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285

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Angles of circles problem.

Please help me asnwer this, it would be appreciated.
Circle L is the incircle of triangle ABC and is also the circumfrerence of of triangle XYZ. The point X is on line BC, point Y is on line AB, and point Z is on line AC. read more ..

Guest Jul 7, 2022

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277

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Help

It was Mrs. Johnson's birthday, and she made her favorite homemade cookies to share with the
class.
"I hope you all enjoy my homemade cereal crunch cookies. I used a mixture of different
cereals to make this. Unique!" says Mrs. Johnson as she saw read more ..

Guest Jul 7, 2022

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298

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Ratio

I have a bag with yellow and blue marbles in it. At the moment, the ratio of blue marbles to yellow marbles is 4:3. If I add 5 blue marbles and remove 3 yellow marbles, the ratio will be 13:3. How many blue marbles were in the bag before I added more? read more ..

Guest Jul 7, 2022

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297

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I need help please

Vlad (the vampire) wanted to line the inside of his cof􏰀in bed with purple cloth. He measured the inside height, length and width to be twenty-three inches, eighty-four inches and twenty- eight inches. He also noted that it was a rectangular prism. The read more ..

Guest Jul 7, 2022

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283

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help

To celebrate his soccer team's last game of the season, Joel is making 4 batches of chocolate chunk brownies. If Joel's recipe calls for 500 grams of sugar per batch, how many kilograms of sugar should he buy?

Guest Jul 7, 2022

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286

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Multiples

The four-digit number 25AB is divisible by four, with A the tens digit and B the units digit. How many different such four-digit numbers could 25AB represent?

Guest Jul 7, 2022

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