All Questions ⁺⁰237635 Questions

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438

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Ten people are sitting around a round table

Ten people are sitting around a round table. Three of them are chosen at random to give a presentation. What is the probability that at least two of the three chosen people were sitting in consecutive seats?

Guest Dec 3, 2020

+1

762

1

find the value of n

Work out the value of n
116÷3√2=2n

Guest Dec 3, 2020

+1

442

0

+293

Find the indicated term of the geometric sequence with the given description.

Cdortch Dec 3, 2020

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404

0

+293

Find the indicated terms of the arithmetic sequence with the given description.

i dont understand.

Cdortch Dec 3, 2020

+1

439

0

+293

sigma notation

don't understand need help fast please. thank you.

Cdortch Dec 3, 2020

0

414

1

Can I please have a little help?

Jeff is making compost. To create good compost quickly, the ingredient mixture should have a $\text C:\text N$ ratio near $30:1.$ The table below shows the carbon and nitrogen percentages (by weight) of various common compostables.
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Guest Dec 3, 2020

0

634

2

quotient of two linear functions

Let S be the set of all real numbers a such that the function (x^2+5x+a)/(x^2-10x-24) can be expressed as the quotient of two linear functions. What is the sum of the elements of S?

Guest Dec 3, 2020

0

565

1

regular heptagon

The following diagonal is drawn in a regular heptagon, creating a pentagon and a quadrilateral.

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Guest Dec 3, 2020

0

491

1

Help

Express as a common fraction the reciprocal of $0.\overline7$.

HELP PLEASSEEE
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Guest Dec 3, 2020

0

680

1

geometry

In the figure below, ABDC, EFHG, and ASHY are all squares; and AB = EF = 1 and AY = 6. What is the area of quadrilateral DYES?

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Guest Dec 3, 2020

0

708

1

help please

on a parellalogram, P Q R and S all intersect T

PT = Y
TR = 4x+1 read more ..

Guest Dec 3, 2020

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447

1

help with geo

In a triangle with side lengths 5, 10 and x, what is the sum of all possible integral values of x?

Guest Dec 3, 2020

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467

1

The reaction of 32.7 mL of N2 gas with 173 mL of H2 gas to form ammonia (NH3) via the equation: N2 (g) + 3 H2 (g) → 2 NH3 (g) will produc

The reaction of 32.7 mL of N2 gas with 173 mL of H2 gas to form ammonia (NH3) via the equation:
N2 (g) + 3 H2 (g) → 2 NH3 (g)
will produce _____ mL of ammonia if pressure and temperature are read more ..

Guest Dec 3, 2020

0

460

1

geometry

Find the area of an equilateral triangle inscribed in a circle with a circumference of 18 Pi cm.

Guest Dec 3, 2020

0

695

1

what is 40 x 6 pls help

what is 40 x 6 pls help

Guest Dec 3, 2020

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598

2

What is the area in square inches of the pentagon shown?

What is the area in square inches of the pentagon shown?

Guest Dec 3, 2020

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549

2

HELP!!

For a certain positive integer gives a remainder of 4 when divided by 5, and gives a remainder of 2 when divided by 5. What remainder does n give when divided by 5?

Guest Dec 3, 2020

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409

1

Find BC in the following triangle

Find BC in the following triangle, to two decimal places.

Guest Dec 3, 2020

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478

6

5489/48647348

●●●●●●

Guest Dec 3, 2020

0

514

1

A soccer ball is constructed using 32 regular polygons

A soccer ball is constructed using 32 regular polygons with equal side lengths. Twelve of the polygons are pentagons, and the rest are hexagons. A seam is sewn wherever two edges meet. What is the number of seams between a pentagon and a hexagon in the read more ..

Guest Dec 3, 2020

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522

1

The interior angle measures of a pentagon

The interior angle measures of a pentagon form an arithmetic progression. The difference between the largest and smallest angle measures is 68 degrees. Find the measure of the smallest angle, in degrees.

Guest Dec 3, 2020

0

383

1

number theory

The greatest common divisor of two integers is (x+8) and their least common multiple is x(x+8), where x is a positive integer. If one of the integers is 40, what is the smallest possible value of the other one?

Guest Dec 3, 2020

0

1155

2

+466

If I choose four cards from a standard $52$-card deck,with replacement,

what is the probability that I will end up with one card from each suit?

dududsu2 Dec 3, 2020

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