1/3 of 45 is 15, meaning 15 students gave their speech on day 1
Today 2/5 of the remaining students gave their speech. That’s 12 more
So a total of 27 students gave their speeches. That means 18 students remain. The answer is 18
Answer:
47
Step-by-step explanation:
should be the correct answer
Answer:
Step-by-step explanation:
10.8 is the answer. first, you find the mean, by adding up all the numbers and dividing by how many numbers there are. that equation would be 1125 divided by 10, which is 112.5. then you subtract 112.5 by every number (95,103 etc.) once all the numbers are subtracted, add all of them up (which is 108) and divide by 10 like before, which should give you the answer 10.8 :D i hoped this helped <33