Well I would need a picture for this answer since there's a lot of explaining to do unless you can message me if you want
Answer:
729
Step-by-step explanation:
9 x 9 x 9
The answer is D. Every half an hour it goes up by 30, so every hour is 60
I think it's B but if I where you I would wait until someone else comments on here to so you know for sure
Answer:
1350 grains
Step-by-step explanation:
Since he needs 450 grains for 6 people, he would need three times that for three times the amount of people.
Therefore, for
people, he would need
grains.