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

Natasha is wrapping gifts for the holidays to donate to a local community center. Natasha has 240 square feet of wrapping paper. If Natasha can wrap 8 gifts wit
Plz help I'm not good with % this is 7th grade work
In general, a family can be defined as a group of A. individuals who live together and care for each other B. individuals who share one car or vehicle C. indivi
write an essay on the topic Importance of english language in 250 words​
If i had to choose witch one to save a life or finish mine
what is the formula for iron(ll) oxide
can anyone give me the right answer and not the wrong answer pls !
How the interior of a church have changed from the beginning of the 16thcentury to the reign of Edward VI.​
Please help I will give brainliest only to those who answer respectfully and the best answer I need a topic on standard deviation, I'm supposed to be teaching f
The third and fourth number in an exponential sequence 100 and 500. what are the first and second numbers in this sequence?