Before creating a business plan, an entrepreneur must research businesses in the past.

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Jerrold has to buy 12 copies of a textbook which costs $36.25 per copy. how much must he spend for them?