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 :

zeyu zeyu
  • 04-05-2018
24+16=40
40*75=3000
16*72=1152
3000-1152=1848
1848/24=77
Answer Link
pottymouth
pottymouth pottymouth
  • 15-11-2018

jhnkjhn jnjhvgfhjvb fcgvgfhcv fcgh jfgch jklk

Answer Link

Otras preguntas

Despite Aristotle and Plato's differing ideas about government, they shared a: faith in constitutional government. distrust of the lower classes. belief that on
What form of government did germany have during ww2?
I Need help plzzz!!!
The development of cars has pos and cons.the car has allowed for better transportation, but it is also responsible for a great deal of pollution. Which activity
_____ (i ask for) un vestido nuevo. pregunta pides pregunto pido
A liquid that occupies a volume of 0.820L has a mass of 2.56kg. what is the density of this liquid in kg/L
Which word best completes this sentence? blank become slower when alcohol is consumed, even in low doses, making driving and other activities dangerous. Em
The Greek term “peripeteia” refers to the __________.recognitionscene of sufferingexpositionreversal of situation
What governmental problem occurred under the articles of confederation?
Why were asian spices in the 1300's so expensive by the time they reached europe?