theledfords1142 theledfords1142

04-05-2018
Mathematics

contestada

A class has 24 boys and 16 girls. on a test the class mean was 75. the mean of the girls' score was 72. what was the mean of the boys' scores?

Respuesta :

04-05-2018

24+16=40
40*75=3000
16*72=1152
3000-1152=1848
1848/24=77

Answer Link

pottymouth pottymouth

15-11-2018

jhnkjhn jnjhvgfhjvb fcgvgfhcv fcgh jfgch jklk

Answer Link

Otras preguntas

an entity that is organized according to state or federal statutes and in which ownership is divided into shares of stock is a. a)proprietorship b)corporation c

Solve for x. −6>−30−4x−6>−30-4x enter the inequality in the first box.

what was a negative effect of industrialization in cities?

how did Spain establish he Americas? .strait of gibraltar

how many times do 13 go into 32

if an organization’s competitive strategy relies on long-term relationships with the clients who purchase the organization’s goods and services, the organizatio

Part a: if (2^6)x = 1, what is the value of x? explain your answer. part b: if (5^0)x = 1, what are the possible values of x? explain your answer.

What is the answer to x(X+2)

write the number in two other forms 8.517

Which of the following best describes sperm production in the male human reproductive system? A- One diploid cell, with 46 chromosomes, undergoes meiosis to for