All Questions ⁺⁰231320 Questions

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257

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What is 75% of 100 ?

What is 75% of 100 ?

Guest Mar 1, 2022

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273

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Inverse functions

If f(x) = 16/(5 + 3x), what is the value of $f^{-1}(-2)$?

Guest Mar 1, 2022

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256

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Graphing question

For every value of a, the graph of each of these three equations is a line:
ax + y = 1
x + ay = 1
x + y = 9 read more ..

Guest Mar 1, 2022

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257

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numbers

$1 \ \square \ 2 \ \square \ 3 \ \square \ 4$
If we only used plus signs and minus signs in place of the boxes above, how many distinct values can we obtain?

Guest Mar 1, 2022

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317

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help

If $x=735$ and $ax$ is a perfect square where $a$ is a positive integer, what is the smallest possible value of $\sqrt{ax}$?

XxmathguyxX ●

Guest Mar 1, 2022

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343

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PLS HELP HW DUE SOON

How many 6-digit whole numbers have the digits 2, 0, 2, and 2 as a 4-digit consecutively ordered block with no other digits between them?

Guest Mar 1, 2022

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376

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PLS HELP HW IS DUE SOON

A weather app independently predicts that there is a 40% probability (chance) of thunderstorms on Tuesday, and a 65% probability (chance) of thunderstorms on Wednesday. The probability (chance) of thunderstorms on both Tuesday and Wednesday is K%. Find read more ..

Guest Mar 1, 2022

+1

338

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+73

Consider the following equation:

Consider the following equation:

Let
read more ..

GAMEMASTERX40 Mar 1, 2022

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242

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Prime numbers

Any prime numbers from 1 to 2360?

Guest Mar 1, 2022

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293

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3square route -27=3square route(-3)to the power of three

3square route -27=3square route(-3)to the power of three

Guest Mar 1, 2022

Feb 28, 2022

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335

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+60

i need help.

Julio earns $14 an hour. When he works more than 7 1/2 hours a day, he gets overtime pay of 1 1/2 times his regular hourly wage for the extra hours. How much did he earn for working 10 hours in one day?

PCGeorge Feb 28, 2022

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341

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+60

Help

Benedict cycled to his bakery with 16 trays of eggs. There were 24 eggs in each tray. He fell on his way and broke 1/3 of the eggs. He sold 5/8 of the good eggs and put the remaining eggs equally into 12 small baskets. How many eggs did he put into each read more ..

PCGeorge Feb 28, 2022

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311

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Fractions

There are some cookies in the jar. On Monday, Alex ate 1/4 of the cookies. He later bought 24 cookies and added into the jar. On Tuesday, Alex ate 36 cookies. He was hungry and ate another 30 cookies. There were no cookies left. How many cookies were there read more ..

Guest Feb 28, 2022

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370

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how much does 4 go into 3 ?????

how much does 4 go into 3 ?????

Guest Feb 28, 2022

+1

306

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Proof that a circle has the longest apothem (its radius, for a given perimeter)?

Hi, I've been trying to prove that the circle is the shape (that is regular, as regular shapes have the greatest area for the same n-gon) with the greatest area for a given perimeter. After seeing that the perimeters cancel out, I've deduced that it boils read more ..

Guest Feb 28, 2022

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283

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600 deposited at the end of each year for 10 years at 4.25% compounded annually

600 deposited at the end of each year for 10 years at 4.25% compounded annually

Guest Feb 28, 2022

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286

1

What is the area, in square units, of the square with the four vertices at $A\ (0, 0)$, $B\ (-5, -1)$, $C\ (-4, -6)$ and $D\ (1, -5)$?

What is the area, in square units, of the square with the four vertices at $A\ (0, 0)$, $B\ (-5, -1)$, $C\ (-4, -6)$ and $D\ (1, -5)$?

Guest Feb 28, 2022

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265

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counting

In how many ways can a President and a Vice-President and a Treasurer be chosen from a group of 5 people (assuming that the President and the Vice-President and the Treasurer cannot be the same person)?

Guest Feb 28, 2022

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254

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Algebra

If a and b are integers such that a - b = 10, find the minimum value of a*b.

Guest Feb 28, 2022

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157

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help algebra

When the polynomial p(x) is divided by x - 1, the remainder is 3. When the polynomial p(x) is divided by x - 3, the remainder is 3. What is the remainder when the polynomial p(x) is divided by (x - 1)(x - 3)?

Guest Feb 28, 2022

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