subject

Mathematics, 20.09.2020 07:01 granta1

There are 9 boys and 6 girls in a hall, each holding coins in their hand. The mean number of coins for the children is 18 The mean number of coins for the boys is 14 Work out the mean number of coins for the girls.

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 20:00

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

Answers: 2

question

Mathematics, 21.06.2019 20:00

Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Answers: 1

question

Mathematics, 22.06.2019 00:00

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad

Answers: 1

question

Mathematics, 22.06.2019 05:30

Borat elise said that the expression 2.6 x -1.3 x-4.5 is equivalent to 1.3x -4.5

Answers: 3

You know the right answer?

There are 9 boys and 6 girls in a hall, each holding coins in their hand. The mean number of coins f...

Questions

question

Mathematics, 14.04.2020 19:37

Joaquin is constructing the perpendicular bisector of AB. He opens his compass so that the distance from the two points...

question

English, 14.04.2020 19:37

Refer to "Youth and Tobacco Use" in the lesson for a complete version of this text. Informational texts often present information in lists...

question

History, 14.04.2020 19:37

The Bipartisan Campaign Reform Act of 2002 is more commonly called th...

question

Mathematics, 14.04.2020 19:37

Translate the sentence into an equation. Twice the difference of a number 5 and 7 is ....

question

Health, 14.04.2020 19:37

Andrea works in a home for adults with behavioral and mental disorders. There is a "marble system" that is used to reinforce and punish the behavior o...

question

Mathematics, 14.04.2020 19:37

Which set of statements would describe a parallelogram that can always be classified as a rhombus? I. Diagonals are perpendicular bisectors of each ot...

question

Business, 14.04.2020 19:37

The point at which an industry-specific activity becomes common across industries and the need to keep it proprietary no longer exists is called . Gro...

question

Business, 14.04.2020 19:37

A vegetable farmer wishes to switch to a combination of trees and vegetables (agroforestry) on several hectares of her land to reduce erosion and to d...

question

Business, 14.04.2020 19:37

Equestrain Roads accepted a customer's $50,000 zero-interest-bearing six-month note payable in a sales transaction. The product sold normally sells fo...

question

Mathematics, 14.04.2020 19:37

Brandon made $30.00 in 4 hours. How much would he make in 11 hours? A. $60.00 B. $82.50 C. $67.50 D.

question

Mathematics, 14.04.2020 19:37

Which expression is equivalent to (x^2 -8) - (-2x^2+4)?

question

Mathematics, 14.04.2020 19:37

Probability please need helpp...

question

History, 14.04.2020 19:37

Which one of these rivers is not in china? A) Yangze B) Huang He C) Yellow River D) Nile River...

question

Physics, 14.04.2020 19:37

Harged particles usually have their own random movements. In a circuit, we are able to see those charged particles move in an organized, flowing manne...

question

Mathematics, 14.04.2020 19:37

On a six-sided number cube, what is the probability that you will roll a number less than 4?...

question

Geography, 14.04.2020 19:37

Answer the following:1) What are the spheres of Earth? 2) What does the greek word "geo" mean? 3) What is the Geosphere made of ? 4) What does the gre...

question

Business, 14.04.2020 19:37

An opportunity cost is an amount that a firm would receive if it does not/make a given investment. An example would be the purchase price from a build...

question

Chemistry, 14.04.2020 19:37

An unsaturated fatty acid is .a. one in which carbon-carbon double bonds are present in the hydrocarbon chain. b. an odd number of subunits are presen...

question

Mathematics, 14.04.2020 19:37

Which of the following represents the proportion 6 is to 9 as 12 is to 18?

question

History, 14.04.2020 19:37

What led to the Roman republic to develop the 12 tables...

More questions: Mathematics Another questions

Questions on the website: 13722362