Mathematics, 22.03.2021 02:10 Nelly6978

There are 21 boys and 14 girls in a hall, each holding coins in their hand. The mean number of coins for the children is 16
The mean number of coins for the boys is 12
Work out the mean number of coins for the girls.

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 16:10

Pls! does anybody know a shortcut for answering these types of questions in the future?

Answers: 3

Answer

Mathematics, 21.06.2019 19:10

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.

Answers: 1

Answer

Mathematics, 21.06.2019 21:20

If the value of cos330°is√3/2 then find cos 165°.

Answers: 2

Answer

Mathematics, 21.06.2019 23:50

Quick graph the line for y+2=32(x+4) on the coordinate plane. does anyone know the cordinates will mark brainliest.

Answers: 1

Answer

You know the right answer?

There are 21 boys and 14 girls in a hall, each holding coins in their hand. The mean number of coin...

Questions

Health, 27.07.2021 21:30

Using the techniques described in this chapter, carefully read through the case studies and determine the most accurate modifier(s) for each case stud...

Chemistry, 27.07.2021 21:30

A 1.00 L sample of HCl(aq) is prepared and has a pH of 1.045. What mass of HCl(g) is dissolved? Can anyone help asap or explain how to do it at least...

Social Studies, 27.07.2021 21:30

Why are organizational skills important for an entrepreneur.?...

English, 27.07.2021 21:30

What type of poem is ''november'' by alice cary?...

Business, 27.07.2021 21:30

Calgary Industries is preparing a budgeted income statement for 2018. Predicted sales for the year are $690,000 and cost of goods sold is 40% of sales...

Physics, 27.07.2021 21:30

A flat coil of wire consisting of 240 turns, each with an area of 65 cm, is positioned perpendicularly to a uniform magnetic field that increases its...

Business, 27.07.2021 21:30

The actual and budgeted costs for Synergy Inc.'s actual level of activity are as follows: Actual Costs Budgeted Costs Units produced 1,500 1,50...

Mathematics, 27.07.2021 21:30

5 cm 6 cm 5 cm 4 cm 10 cm 5 cm 6 cm 5 cm Trapezoid area: A - B (b+ 6211 What is the area of this comp...

Business, 27.07.2021 21:30

3. Ngày 01/01/N, Công ty F nhận đƣợc một thƣơng phiếu do công ty A phát hành với mệnh giá X (Sinh viên tự cho số liệu của X > 100.000$), lãi suất...

Mathematics, 27.07.2021 21:30

Which segment is parallel to ED? ...

Mathematics, 27.07.2021 21:30

1% defective parts. 100,00 parts made in total. The number of defects made should equal?...

Chemistry, 27.07.2021 21:30

An enzyme acts to Group of answer choices raise the activation energy needed to start the reaction. lower the activation energy needed to start the re...

Mathematics, 27.07.2021 21:30

Eighteen freshwater mussels (Elliptio dilatata) were randomly assigned to three groups of six each. One group was placed in water from the river where...

Engineering, 27.07.2021 21:30

The NEC does not limit the number of lighting and receptacle outlets permitted on one branch circuit for residential installations. A guideline that i...

Chemistry, 27.07.2021 21:30

The classification of an acid or base as weak or strong is based uponGroup of answer choicesthe solubility of the acid or basethe extent of dissociati...

Business, 27.07.2021 21:30

LMN Company has 490,000 shares of $10 par value common stock outstanding. During the year LMN declared a 15% stock dividend when the market price of t...

Social Studies, 27.07.2021 21:30

a. A period of maladjustment during which the nonmaterial culture is still adapting to new material conditions b. The physical or technological aspect...

Mathematics, 27.07.2021 21:30

In an annual report to investors, an investment firm claims that the share price of one of their bond funds had very little variability. The report sh...

Business, 27.07.2021 21:30

Conflicts of interest a. have become less frequent today. b. always involve personal financial gain. c. are morally worrisome only when the employee a...

Physics, 27.07.2021 21:30

In many cartoon shows, a character runs of a cliff, realizes his predicament and lets out a scream. He continues to scream as he falls. If the physica...

More questions: Mathematics Another questions

There are 21 boys and 14 girls in a hall, each holding coins in their hand. The mean number of coins for the children is 16 The mean number of coins for the boys is 12 Work out the mean number of coins for the girls.

Answers

Another question on Mathematics

There are 21 boys and 14 girls in a hall, each holding coins in their hand. The mean number of coins for the children is 16
The mean number of coins for the boys is 12
Work out the mean number of coins for the girls.