All Questions ⁺⁰237665 Questions

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440

1

help with math

Ben had 1/5 as many books as Jann. After Jann gave Ben 4 books, Ben had 1/3 as many books as Jann. How many books did Jann have in the end?

Guest May 28, 2021

0

479

1

Art Museum pt 2.

The Picture-Perfect Art Museum displayed a large mobile that was made up of circles and squares. The ratio of circles to squares was 2 to 1. The mobile had 27 shapes in all. How many circles and squares were there?

Guest May 28, 2021

0

446

1

Art Museum pt 1.

Damien's friends Darryl took a picture of Damien standing next to a huge sultpture of a lion. Darrly said, "Wow! That lion is 2 1/2 times as tall as you are!"

1. If Damien is 60 inches tall, how many inches tall was the sculpture? read more ..

Guest May 28, 2021

0

458

1

minimum

The real numbers x and y satisfy (x - 3)^2 + (y - 4)^2 = 18. Find the minimum value of x^2 + y^2.

Guest May 28, 2021

0

555

6

+27

Please HELP ASAP

Find the vertex of the graph of the equation $x - y^2 + 8y = 13.$

Find the vertex of the graph of the equation $y = -2x^2 + 8x - 15.$
read more ..

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Batterydude6000 May 28, 2021

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443

1

Percent

Liam had 75% more magnets than John at first. Liam gave away 200% as many magnets as John. John was left with 25% of the magnets he had at first. What fraction of Liam's magnets did he have in the end?

Guest May 28, 2021

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465

1

Decimals

What is the 4000th digit following the decimal point in the expansion of 1/176

Guest May 28, 2021

+1

507

2

+52

help please on these inequalities problems

1-Solve the inequality (s+8)(s-1)0
2- Solve the inequality x(x+6)>16
3-Solve the inequality 4t^29t-2
4-Solve the inequality read more ..

Chocolatehere May 28, 2021

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465

1

Word problem

Ryan had some blue and green buttons. 3/7 of the buttons are blue and the rest were green. He gave away 2/5 of his buttons. 80 of the buttons given away were blue. 2/3 of the buttons left were green. How many buttons did Ryan have altogether at first? read more ..

Guest May 28, 2021

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418

1

Geometry question

Find angles q, r, s, t, and u.

Guest May 28, 2021

0

438

1

Answer please

The letters $A, B$ and $C$ are used to form every possible three letter ``word.'' When these ``words'' are arranged in alphabetical order and numbered so that $AAA$ is Word 1 and $CCC$ is Word 27, what number will correspond to the position of word $BAB$ read more ..

Guest May 28, 2021

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406

1

Algebra problem

Let u and v be the solutions to 3x^2 + 5x + 7 = 0. Find $\frac{1}{u^2} + \frac{1}{v^2}$.

Guest May 28, 2021

+1

434

1

Ratio

The ratio of the number of marbles Kaden, Adam, and John gave away was 2:4:9. The number of marbles Kaden have away was 2 fewer than the number of marbles he had left. Adam had 1/2 as many marbles left as John. Kaden had 1/2 as many marbles left as Adam. read more ..

Guest May 28, 2021

0

417

1

Percents

There were 42 students in the classroom. There were 10% more girls than boys. A few girls went to the restroom. As a result, the number of boys became 25% more than the number of girls in the classroom. How many girls went to the restroom?

Guest May 28, 2021

0

443

3

Exponents

Find the value of y such that 9^y = 3^5 * 9^6 * 81^4/27^3.

Guest May 28, 2021

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413

1

Help percent

Class A has 50% more students than Class B. Class B has 60% more students than Class C. What is the ratio of the number of students in Class A to Class C?

Guest May 28, 2021

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463

2

operations

Let a * b = a + sqrt(b + sqrt(b + sqrt(b + ...))). If 7 * g = 19, find the value of g.

Guest May 28, 2021

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402

1

Algebra

If x = 1 + x/(2 + x/(2 + x/(2 + x/(2 + ...)))), then what is x?

Guest May 28, 2021

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403

1

Algebra

Find the sum of all integral values of c with c <= 25 for which the equation y = x^2 - 17x - c has two rational roots.

Guest May 28, 2021

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395

1

geometry

In right triangle ABC, AC = 8, AB = 15, and BC = 17. Square ADEF is inscribed in the square. Find the side length of square ADEF.

read more ..

Guest May 28, 2021

+1

525

1

+89

Probabilty

A standard American deck of cards contains 52 cards in four “suits”: ♣ clubs ♦ diamonds ♥ hearts ♠ spades
Each card also has a “rank”. There are 13 ranks: 2, 3, 4, 5, 6, 7, 8, 9, 10, J (jack), Q (queen), K (king), A (ace). Every suit-rank read more ..

tmatthews May 28, 2021

+1

692

3

+89

Find the last digit of 196^213 · 213^196

Find the last digit of 196^213 · 213^196

tmatthews May 28, 2021

0

402

1

HELP

Write an equation of the line in point slope form (y - y1) = a(x - x1) given that the slope is 5 and the line passes through (4, 2).

Guest May 28, 2021

0

383

1

i really need help!!

A pool of water is being drained. Assume that the rate at which the pool drains is constant. The volume of the water in the pool as it is drained can be modeled by the function V = −225t + 65420 where t is measured in minutes and V is measured in liters. read more ..

Guest May 28, 2021

+1

423

1

help please

In rectangle ABCD, parallel lines k and m through A and C are perpendicular to diagonal BD and divide it into three equal segments of 1. What is the area of rectangle ABCD?

Guest May 28, 2021

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