Answer:
b
Step-by-step explanation:
bet
Answer: It's already in it's simplest form.
* Hopefully this helps:) Mark me the brainliest:))!!!
Call x is the number of girls in the classroom.
12/120 = 25/x
x = 120*25/12
x=250
Answer 250 girsl
Any of the tens i think (10=60, 20+50, etc.), but i am not too sure what is implied by regrouping. if i am right in thinking this only means "carrying" a digit after adding, then anything that adds up to 70 would work unless the sum of the digits in the ones place exceeded 9.