All Questions ⁺⁰237665 Questions

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537

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Need help please ASAP

Mary gets an oil change for her car every 3750 miles and a tire rotation every 5000 miles. What is the mileage of the car at the first time she gets both an oil change and a tire rotation at the same time?

ss333 Oct 3, 2020

0

334

1

please help

Find the y-intercept of the line.

Guest Oct 3, 2020

0

660

1

+179

A Few Questions.

https://imgur.com/a/UVd6mD8

xCorrosive Oct 3, 2020

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422

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percent question

How much Joseph have to pay?

Guest Oct 3, 2020

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355

0

Please help me

Find all integer solutions of the equation
a)3x+2y=1
b)4x+10y=9
c)7x+23y=25 read more ..

Guest Oct 3, 2020

0

635

1

+179

Give me Ideas

Find the next number in the sequence:
-3, -108, -234, -384, - 564, -783

Not sure what pattern this is refrencing.

xCorrosive Oct 3, 2020

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742

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+149

Can you solve this???

20! has 19 digits, the last 18 of which are 432902008176640000. What is the first digit?

Nikhil Oct 3, 2020

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639

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+355

A sequence problem

2,4,48,108288
Try it out its pretty tough

Varxaax Oct 3, 2020

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348

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inequality

Find all real numbers t such that 2/5*t - 1 < t + 2 <= -3t + 12.

Guest Oct 3, 2020

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385

1

coordinates

What are the coordinates of B?

Guest Oct 3, 2020

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389

2

algebra

Alia and Huda have some sweets in the ratio 7:3. Alia gives 3 sweets to Huda and now the ratio is 5:3. How many sweets did each have initially?

Guest Oct 3, 2020

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329

0

help please

Solve this equation

{3x+y+2z=6
{x+y+4z=3 read more ..

Guest Oct 3, 2020

+2

563

3

+421

Help with Geometry!!!

A regular dodecagon $P_1 P_2 P_3 \dotsb P_{12}$ is inscribed in a circle with radius 1. Compute
\[(P_1 P_2)^2 + (P_1 P_3)^2 + \dots + (P_{11} P_{12})^2.\]
(The sum includes all terms of the form $(P_i P_j)^2,$ where $1 read more ..

Pangolin14 Oct 3, 2020

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973

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+980

Thanks for any help

What is the area in square units of the convex quadrilateral with vertices (-1, 0), (0, 1), (2, 0) and (0, -3)?

qwertyzz Oct 3, 2020

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746

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quadratic

For what value of b will this equation have only one real root: (2b−5)x^2−2(b−1)x+3=0.

Guest Oct 3, 2020

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593

4

+149

Challenge problem

N is a four-digit positive integer. Dividing N by 9, the remainder is 5. Dividing n by 7, the remainder is 3. Dividing n by 5, the remainder is 1. What is the smallest possible value of N?

Nikhil Oct 3, 2020

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559

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+149

HELP ME

The zoo transferred 131 birds to the safari park over the course of many days.
The zookeeper planned to send the same number of birds each day, except that there might be fewer on the last day, when he would send whatever was left. However, he mistakenly read more ..

Nikhil Oct 3, 2020

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383

1

HELPPPPP

The zoo transferred 131 birds to the safari park over the course of many days.
The zookeeper planned to send the same number of birds each day, except that there might be fewer on the last day, when he would send whatever was left. However, he mistakenly read more ..

Guest Oct 3, 2020

+1

498

1

probability

A multiple-choice test has 10 questions. Each question has 5 choices and only one of which is correct. If a student guesses the answer for each question find the probability that the students gets exactly 8 questions correct.

Guest Oct 3, 2020

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502

3

Please help. Thx!

1.One digit of 970,405 can be changed to make the result divisible by 225. What is the six-digit number after the modification?
2. For each positive integer n, let S(n) denote the sum of the digits of n. How many three-digit n's are there such that read more ..

Guest Oct 3, 2020

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508

2

Math question.

The zoo transferred birds to the safari park over the course of many days. The zookeeper planned to send the same number of birds each day, except that there might be fewer on the last day, when he would send whatever was left. However, he mistakenly thought read more ..

Guest Oct 3, 2020

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375

1

please help

We have three standard 6-sided dice, colored red, yellow, and green. In how many ways can we roll them to get a sum of 10? The dice are colored so that a red 2, yellow 3, and green 5 is a different roll from red 3, yellow 5, and green 2.

Guest Oct 3, 2020

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535

1

+149

HELPPPPP

N is a four-digit positive integer. Dividing N by , 9 the remainder is 5. Dividing N by 7, the remainder is 3. Dividing N by 5, the remainder is 1. What is the smallest possible value of N?

Nikhil Oct 3, 2020

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704

4

+28

Help is appreciated.

How many values of r are there such that

I would NOT like a direct answer, but I would like some steps and an explanation on how to do these types of problems.

InterestingUsername Oct 3, 2020

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