All Questions ⁺⁰237720 Questions

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Please help? Thanks

Michelle made some bookmarks for fundraising day. She made 1/6 of the bookmarks on the first day and 48 bookmarks on the second day. The number of bookmarks that she made on the second day was 1/5 more than the number of bookmarks she made on the first read more ..

RunningManZZ Aug 26, 2021

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331

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Quadratic formula

There are two pairs $(x,y)$ of real numbers that satisfy the equation $x+y = 3xy = 5$. Given that the solutions $x$ are in the form $x = \frac{a \pm b\sqrt{c}}{d}$ where a, b, c, and d are positive integers and the expression is completely simplified, what read more ..

Guest Aug 26, 2021

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508

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+164

Please assist

Galvin bought 3/5 as many non-fiction books as fiction books from a book fair. He read 6 non-fiction books and 13 fiction books. He then had 3/4 as many non-fiction books left read as fiction books. How many books did Galvin buy altogether?

RunningManZZ Aug 26, 2021

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454

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Help

A fruit seller had 60 kg of pears which he graded into 3 sizes A, B and C. The ratio of the mass of Grade A pears to the mass of Grade B pears to the mass of Grade C pears was 2 : 5 : 3. There were 7 Grade B pears per kilogram. This was 2 pears more than read more ..

Guest Aug 26, 2021

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355

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help algebra

Simplify: $\frac{1}{\sqrt{2}}+\frac{1}{\sqrt{8}}$.

Guest Aug 26, 2021

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421

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+491

help please

Elijah Aug 26, 2021

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486

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+47

please help

Hi please help me fast! I have attempted this many different ways and I can't cracked it

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SmartCookiezZ Aug 26, 2021

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286

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Algebra

Find all possible values of a, if the equations ax^2+5x+1=3x-2 has two different real roots

Guest Aug 26, 2021

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469

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Please help in statement thanks

Bryan had some apples. He put 1/3 of the apples and another 4 into basket A, 1/3 of the remaining apples and another 3 into basket B, and 1/3 of the rest and another 3 into basket C. In the end, he had 3 apples left for himself. How many apples did he have read more ..

Guest Aug 26, 2021

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313

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geometry

Guest Aug 26, 2021

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282

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Help algebra

Real numbers a and b satisfy the equations 3^a=81^(b+2) and 125^b=25^(a-3). What is ab?

Guest Aug 26, 2021

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264

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Algebra

Find $\frac{2}{1 + 3\sqrt{3}}$, and write your answer in the form $\displaystyle \frac{A + B\sqrt{3}}{C}$, with the fraction in lowest terms and $A > 0$. What is $A+B+C$?

Guest Aug 26, 2021

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259

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math

How many solutions does the equation have?

4\left(4x-2\right)+1=16x-74(4x−2)+1=16x−7 need help asap

Guest Aug 26, 2021

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495

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+47

Please help!

In triangle PQR, we have angle P=90°, QR= 20, and Tan R = 4sinR. What is PR?

SmartCookiezZ Aug 26, 2021

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316

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help algebra

Given that the absolute value of the difference of the two roots of ax^2 + 5x - 3 = 0 is 61/3, and a is positive, what is the value of a?

Guest Aug 26, 2021

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324

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Coordinates

If a is the x-intercept, b is the y-intercept, and m is the slope of the line with equation x/4 + y/18 = 1, then what is the value of a + b + m?

Guest Aug 26, 2021

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258

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help number theory

Let n be a positive integer and let k be the number of positive integers less than 2^n that are invertible modulo 2^n. If 2^n = 1 (mod 13), then what is the remainder when k is divided by 13?

Guest Aug 26, 2021

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465

4

+47

I Need help Fast Due very soon

SmartCookiezZ Aug 26, 2021

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345

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help probability

Two different integers are randomly chosen from the set
{5, 8, 7, 4, -2}
What is the probability that their product is negative? Express your answer as a common fraction.

Guest Aug 26, 2021

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360

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Need some help with this question. Thank you.

A company spent $9.065 on some wallets and bags. The ratio of the number of wallets bought to he number of bags bought was 5:7. A wallet cost $13.30 more than a bag. The total cost of the wallets was 17/20 of the total cost of the bags. Find the cost of read more ..

Guest Aug 26, 2021

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Help pls

Patrick bought some dictionaries and files for $1 474.
The number of dictionaries he bought was 2/3 the number of files he bought.
The cost of a dictionary was $12 more than the cost of a file.
He spent $22 more on dictionaries than read more ..

Whayousayy Aug 26, 2021

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316

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counting

How many 4-digit numbers have the second digit even and the fourth digit even? (Here, digits are read from the left, so the first digit is the leftmost digit, and so on.)

Guest Aug 26, 2021

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252

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Coordinates

If x >= 0 and y >= 0, how many lattice points does the line y = -2x + 28 pass through? (A lattice point is a point with integer coordinates.)

Guest Aug 26, 2021

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369

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+129

Please help

Angela spent 3/8 of her money on 3 books and 9 pens. The cost of
each book is 4 times the cost of each pen. She bought some more
books with 4/7 of her remaining money.
read more ..

Soyoxxommm Aug 26, 2021

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