Can someone help me with please

8. 4:12

9. 213:193

Explanation:

100 (# of 5th grade boys) - 7 = 93 (# of 6th grade boys)

100 + 93 = 193 (total # of boys)

93 (# of 6th grade boys) + 10 = 103 (# of 6th grade girls)

110 + 103 = 213 (total # of girls)

213:193

10. a. 1:11 -- b. c. no because 11 is greater than 1, so there are more students than teachers. (then again the total amount of teachers at the school wasn't provided so i dunno)

11. a. 1: -- no, it's not the correct ratio because when cooking rice you should always have more water than rice, since the rice absorbs a lot of water.

12. a. 3:5 -- b. yes because the amount of wins + losses = 5 so there was a total of 5 games

why can't you?

step-by-step explanation:

by definition, an arc subtended by a central angle of some given measure has the same measure. so .