Answer:
A and B
Step-by-step explanation:
Because the surface area is 
BA is the base, so
also works.
2,025 because 5 is 1/9 of 45 so you multiply 225 by 9
Idk what the dollar signs or what the letters represent, would help but doesnt make sense
Answer:
36
Step-by-step explanation:
Divide 84 by 7
84 ÷ 7 = 12
Now multiply 3 by 12
3 × 12 = 36
Then
7 : 3 = 84 : 36
The answer would be 266400. If you would convert hrs into seconds.