What is the simplified form of

9-m^-3n^5 x 2m^-3n^-6

A.) - 18m^5n

B.) - 18/m^5n

C.) - 18m^6/n^30

D.) - 18m^6n^30

I think it's either C or D

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What is the probability that a card drawn randomly from a standard deck of 52 52 cards is a six? Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.

What is the best estimate for the height of a tree?

Charlotte is running at a race of 9 km/h. What is Charlotte's speed in m/s?

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What is equivalent to 16/4?

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Which equation represents a line that is perpendicular to y=2/5x + 1 and passes though (-10,20)

The bicycle rental shop charges a fee of $6 It also charges $3 per hour that the bike is out if you rented the bike for h hours what expression describes the cost of renting the bicycle