If a box is 100cm x 100cm x 30cm, what is its volume? a: 300,000cm^3

b: 30,000 cm^3

c: 30,000,000 cm^3

get the answer right please.
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Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x