Answer:
10 units
Step-by-step explanation:

I think it is B (don't take me for certain cuz I don't know)
Answer:
1) 1:10
2) 150:2
3) 1:3
4) 20hrs : 1hrs
Step-by-step explanation:
Answer:
The square is 240 and the triangle is 40 which makes 280 in total
Step-by-step explanation:
1,000,000+3000,000+30,000+4,000+400+50+7