help pls, Nonsense will be reported

10. When dividing numbers by 0.001 mentally, what do we do with the decimal point of the dividend?
A. Move the decimal point two decimal places to the right.
B. Move the decimal point three decimal places to the right.
C. Move the decimal point three decimal places to the left.
D. Move the decimal point two decimal places to the left.

12. Jenna has 867.5 kilograms of rice. She delivered it to 10 retail stores. If all of the stores received the same number of kilograms of rice, how much were delivered to each retail store?
A. 86.75 kilograms
B. 8675 kilograms
C. 8.675 kilograms
D. 867.5 kilograms

15. Lester was asked to get the product of 0.001 and a certain number. If he got an answer of 4.6849, what is the number?
A. 4684.9
B. 468.49
C. 0.046849
D. 0.004689​