All Questions ⁺⁰237807 Questions

0

512

1

Number of different phone unlock patterns

On a phone screen with 9 dots arranged in a 3x3 matrix such that there must be a minimum on 4 dots connected, each dot can only be connected once, and intermediary dots between two other dots must be connected, how many different patterns can be made? read more ..

Guest Jan 3, 2019

0

2471

2

+283

I need help with this

A turn consists of rolling a standard die and tossing a fair coin. The game is won when the die shows a 1 or a 6 and the coin shows heads. What is the probability the game will be won before the fourth turn? Express your answer as a common fraction. read more ..

ANotSmartPerson Jan 3, 2019

0

853

1

help plz

In the triangle shown, for to be the largest angle of the triangle, it must be that

Guest Jan 3, 2019

Jan 2, 2019

0

957

1

+78

PLEASE HELP CHEMISTRY ASAP

Which has the least stable configuration?

- NaCl
- H2O read more ..

jesshobbs Jan 2, 2019

0

941

1

help

A sphere is inscribed in a right cone with base radius 12 cm and height 24 cm, as shown. The radius of the sphere can be expressed as cm. What is the value of ?

Guest Jan 2, 2019

0

499

0

help,

hello guys how are you i need your help plesase.
be ABC a triangle non flat,we define the isobarycentre of the triangle ABC the point G such that :
vector(AG)+vector(BG)+vector(CG)=0
the point G is the centre of gravity of read more ..

Guest Jan 2, 2019

+1

739

3

The sum of the digits of a two-digit number is 6

The sum of the digits of a two-digit number is 6. When the digits are reversed, the resulting number is 6 greater than 3 times the original number. Find the original number

Guest Jan 2, 2019

0

544

1

help

The greatest common divisor of two positive integers less than 100 is equal to 3. Their least common multiple is twelve times one of the integers. What is the largest possible sum of the two integers?

Guest Jan 2, 2019

0

539

1

help

If the least common multiple of A and B is 120, and the ratio of A to B is 3:4, then what is their greatest common divisor?

Guest Jan 2, 2019

0

665

1

help asap please! thank you in advance

Erykah invests £12000 in an account paying compound interest for 3 years.

In the first year the rate of interest is x%
At the end of the first year the value of Erykah's investment is £12240 read more ..

Guest Jan 2, 2019

+1

499

1

Very Big Numbers

Can anybody help in finding the first and the last 10 digits of this gigantic number: 2012^2011^2010 ??. Any help would be greatly appreciated. Thank you.

Guest Jan 2, 2019

+3

1202

2

+746

Please help

The measure of one angle is thirteen less than five times the measure of another angle. The sum of the measures of the two angles is 140 degrees. Determine the measure of each angles.

ilovepuppies1880 Jan 2, 2019

0

667

1

math

3 1/4 * 2 * 4 1/2

Guest Jan 2, 2019

+1

829

4

+7

need

write 17! as a difference of two positive integers

ihatespiritofmath Jan 2, 2019

0

750

1

Help

Hey guys I'm stuck in this question please help.
1.consider a point M (x; y) of the plan. Recall the formula for obtaining the distance CM.
2.show that CM= R if and only if (x-xc)2 (y-yc)2 =R2
read more ..

Guest Jan 2, 2019

0

985

1

+296

Help Fast

A point (x,y) with integer coordinates is randomly selected such that 0 ≤ x ≤ 8 and 0 ≤ y ≤ 4. What is the probability that x + y ≤ 4 ? Express your answer as a common fraction.
Please give a detailed solution with every step. read more ..

Darkside Jan 2, 2019

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