All Questions

498

help

what is 6 added to B?

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Guest Oct 14, 2020

375

algebra

all 8 of the variables are different single digit numbers, what values for each make the expression the biggest possible.

(a + b)/(c + d) + (e + f)/(g + h)

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Guest Oct 14, 2020

397

probability

A bag contains some sticks with lengths three feet, four feet, five feet, six feet, seven feet, and eight feet. Three sticks are chosen at random.
a) What is the probability that a triangle can be formed with the three chosen sticks?
b) read more ..

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Guest Oct 14, 2020

701

my Question

Application in situations problems of addition of fractions

In a house, reserve drinking water is stored in three tanks A, B and C with a capacity of and cubic meters respectively. The daily consumption in the house is 2 cubic meters.
a.How many cubic meters are stored in total?
read more ..

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Guest Oct 14, 2020

411

Question

1625/1.6795719052044115157

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Guest Oct 14, 2020

400

number theory

When the expression (3^1)(3^2)(3^3) ... (3^100) is written as an integer, what is the product of the tens digit and the ones digit?

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Guest Oct 14, 2020

1115

zearn grade 5 module 6 lesson 23

5 pencils and 4 crayons are 26.3 inches. 6 pencils and 5 crayons are 32.0 inches. Each pencil is the same length as the other pencils, and each crayon is the read more ..

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Guest Oct 14, 2020

605

If Greg rolls four fair six-sided dice, what is the probability that he rolls an equal number of 1's and 6's?

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Guest Oct 14, 2020

469

A parabola ax^2+bx+c contains the points (-1,0), (0,5), and (5,0). Find the value of 100a + 10b + c.

A parabola ax^2+bx+c contains the points (-1,0), (0,5), and (6,0). Find the value of 100a + 10b + c.

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Guest Oct 14, 2020

768

Help

Eleven cards are numbered from 1 to 11, one number per card. For how many pairs of cards is the sum of the two numbers a prime number?

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Guest Oct 14, 2020

434

What is the solution set to 6x^2+1 is less than or equal to 0

What is the solution set to 6x^2+1 is less thn or equal to 0

Guest Oct 14, 2020

378

proofs

is this correct?
What are the missing parts that correctly complete the proof?
https://prnt.sc/uz7txt
https://prnt.sc/uz7u79 read more ..

Guest Oct 14, 2020

672

All the 720 arrangements of the digits 1 through 6 are put in numerical order. What is the 248th term?

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Guest Oct 14, 2020

560

solve

What is the solution?

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Guest Oct 14, 2020

583

Ayuda

Encuentra la velocidad promedio de un móvil que durante su recorrido hacia el norte tuvo las siguientes velocidades: v1= 18.5 m/s; v2= 20.3 m/s; v3= 22 m/s y v4= 21.5 m/s

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Guest Oct 14, 2020

581

A ball is dropped from a height of 12 meters and rebounds one-third the distance on each bounce. Find the total distance it travels.

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Guest Oct 14, 2020

382

probability

While staying in a 15-story hotel, Polya plays the following game. She enters an elevator on the 6th floor. She flips a fair coin five times to determine her next five stops. Each time she flips heads, she goes up one floor. Each time she flips tails, she read more ..

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Guest Oct 14, 2020

592

HELP PLEASE!!!

In this problem, we are constructing 12-letter words with four X's four Y's and four Z's
(a) How many such words have no X's in the first 4 letters
(b) How many such words have no X's in the first 4 letters and no Y's in the next four letters? read more ..

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Guest Oct 14, 2020

769

+1124

cube function

Hi friends, last question for the day..maybe for a while..

..

- I presume this indicates one of the turning points, to be (1;12) read more ..

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juriemagic Oct 14, 2020

677

+1124

roots =0 differs by 4

Hi friends,
what does it mean when they say to draw a parabola with the following properties:

Roots =0 differs by 4 - Does this mean the x-intercepts are 0 and 4? read more ..

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juriemagic Oct 14, 2020

800

Help! Angle Math Problem

A pizza is cut into six unequal slices (each cut starts at the center). The largest slice measures $90$ degrees: [asy] unitsize(0.35inch); defaultpen(black+1); void pie(pair ctr, real fract, int slices, string lbl){ path c = circle(ctr,1); draw(c); fill(c,darkblue);read more ..

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Guest Oct 14, 2020

530

geo prob

Anyone who can help?

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Guest Oct 14, 2020

422

help please

Six 6-sided dice are rolled. What is the probability that exactly two of the dice show a 1 and exactly three of the dice show a 2? Express your answer as a common fraction.

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Guest Oct 14, 2020

436

PLS HELP

The vertex of the right isosceles triangle is the center of the square. What is the area of the overlapping region?
[asy]
draw((-1,-1)--(1,-1)--(1,1)--(-1,1)--cycle);
draw(sqrt(3)*dir(30)--sqrt(3)*dir(-60)--(0,0)--cycle);
draw(.25*dir(30)--.25*(dir(30)+dir(-60))--.25*dir(-60));
label("10",(-1,0),W); <#> dot((0,0)); <#> [/asy] read more ..

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Guest Oct 14, 2020

All Questions ⁺⁰237665 Questions

help

algebra

probability

my Question

Application in situations problems of addition of fractions

Question

number theory

zearn grade 5 module 6 lesson 23

If Greg rolls four fair six-sided dice, what is the probability that he rolls an equal number of 1's and 6's?

A parabola ax^2+bx+c contains the points (-1,0), (0,5), and (5,0). Find the value of 100a + 10b + c.

Help

What is the solution set to 6x^2+1 is less than or equal to 0

proofs

All the 720 arrangements of the digits 1 through 6 are put in numerical order. What is the 248th term?

solve

Ayuda

A ball is dropped from a height of 12 meters and rebounds one-third the distance on each bounce. Find the total distance it travels.

probability

HELP PLEASE!!!

cube function

roots =0 differs by 4

Help! Angle Math Problem

geo prob

help please

PLS HELP

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