Question

Can someone help me?

Answer 1

i do not know srry

Explanation:

i think u should try and solve it with a better teacher

Answer 2

1) 2123.7
2) 37.7
3) 9.4
4) 70.7
5) 136.1
6) 413.96
7) a) 1963.5
b) 5301.4
c) 3337.9