All Questions ⁺⁰235535 Questions

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761

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763 thousandths in scientific notation

763 thousandths in scientific notation

Guest Feb 6, 2022

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296

1

Probability

Two distinct numbers are selected simultaneously and at random from the set What is the probability that the smaller one divides the larger one? Express your answer as a common fraction.

Guest Feb 6, 2022

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324

2

Counting question

How many even, three-digit positive integers have the property that two of the digits are equal?

Guest Feb 6, 2022

-1

277

1

Geometry

Let ABCD be a trapezoid with bases BC and AD. In this trapezoid, angle DBA = 105, angle ABD = 43, and angle BCD = . Find angle CBD, in degrees.

Guest Feb 6, 2022

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188

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Complex Number geometry

The points 3+2i, and z form a 3-4-5 triangle with a right angle at z.

Find z in rectangular form.

Guest Feb 6, 2022

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169

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Inequality problem

I own a large truck, and my neighbor owns four small trucks that are all identical. My truck can carry a load of at least 800 pounds more than each of her trucks, but no more than of the total load her four trucks combined can carry. Based on these read more ..

Guest Feb 6, 2022

+2

225

0

Algebra problem

There exist nonzero integers a and b such that the quadratic
(ax - b)^2 + (bx - a)^2 = 2x
has one integer root and one non-integer root. Find the non-integer root.

Guest Feb 6, 2022

0

172

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geometry question

Let AB be a diameter of a circle, and let C be a point on the circle such that AC = 8 and BC = . The angle bisector of angle ACB intersects the circle at point M. Find CM.

read more ..

Guest Feb 6, 2022

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293

2

need help with probability

The following cards are dealt to three people at random, so that everyone gets the same number of cards. What is the probability that everyone gets a red card?

read more ..

Guest Feb 6, 2022

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315

1

Counting problem

At my office, 16 people own cats, 9 people own dogs, and people own both cats and dogs. How many people own a cat or a dog?

Guest Feb 6, 2022

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183

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Inequality

Jeri finds a pile of money with at least 200. If she puts 80 of the pile in her left pocket, gives away of the rest of the pile, and then puts the rest in her right pocket, she'll have more money than if she instead gave away 200 of the original read more ..

Guest Feb 6, 2022

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276

1

Counting problem

There are 97 students in South High School. South High School offers only Chinese and Spanish. There are more students in Chinese than in Spanish, and every student takes at least one language. If 44 students take only Spanish, then how read more ..

Guest Feb 6, 2022

0

218

1

help math problem

Linda, Miah, and Noah are all wearing hats with numbers on them. Each person adds the two numbers on the other two hats, and they come up with the totals , , and . What is the largest number that is on a hat?

Guest Feb 6, 2022

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168

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Domain

Suppose the domain of f is (-1,1). Define the function g by g(x) = f(x - 1). What is the domain of g?

Guest Feb 6, 2022

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332

1

Inequality

My street hockey team plays three games each week. My team lost all 12 games in the first four weeks. Then, my team won two games and lost one game in the fifth week, bringing our record to 2 wins and 13 losses. Each week after that, my read more ..

Guest Feb 6, 2022

0

309

1

Graphing question

What is the smallest distnace between the origin and a point on the graph of ?

Guest Feb 6, 2022

0

188

0

Number Theory

What is the smallest value of n for which n! ends in consecutive zeros? For how many values of n less than is it not possible for m! to end in exactly n zeros?

Guest Feb 6, 2022

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295

1

plz help

A box has a total surface area of 100. The length of the box is equal to twice its width, as well as equal to less than its height. What is the height of the box?

Guest Feb 6, 2022

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187

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Graphing problem

Find the smallest distance between the origin and a point on the parabola y = x^2 - 2.

Guest Feb 6, 2022

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257

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Digit problem

Find the smallest positive base-10 integer composed entirely of 1's and 0's that is divisible by .

Guest Feb 6, 2022

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338

2

+54

Calculus Help

If a rock is thrown upward on the planet mars with the velocity of 10 m/s its height in meters t seconds later is given by y = 10t - 1.86t^2. Find the average velocity over the given time intervals.

a) [1,3]
read more ..

Evanumber001 Feb 6, 2022

+2

477

0

+14995

asymptote

The graph of f(x) = (2x)/(3x^2 - 6x - 14) has vertical asymptotes x = a and x = b,
and horizontal asymptote y = c. Find a + b + c.
Determine c arithmetically.

asinus Feb 6, 2022

0

322

3

Equations of lines

Consider the lines
y = 3x + 5
2y = 4x + 5
3y = x - 2 read more ..

Guest Feb 6, 2022

0

347

2

9.9/9.9/-193

Guest Feb 6, 2022

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