520 CD's because of the 9 months and we add 30 time 9 we erase the 0 and multiply the 3 with the 9 it will be 27 right we add the zero because the originla number is 30
Answer:
1.75
Step-by-step explanation:
0.009÷0.004-
=
2.25-0.5=
1.75
Answer:
9.2 m.
Step-by-step explanation:
6.2 m.
7.2 m.
8.2 m.
9.2 m.
Answer:
i
Step-by-step explanation: