exam Maths Puzzle Numerical Ability

Business and finance. A country exported $60,000,000 less than it imported, creating a negative trade balance.
I need to come up with a number not sure how to Please help!!

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exam Other Question

I can not figure this out.

A rectangular prism has a square base, a height of 10cm and a surface area of 1,050 square cm. Find its volume.

thankyou. I hope someone can help me.
Sarah leaves Seattle for Newyork in her car, averaging 80mph across open country. 1hr later a plane leaves Seattle for Newyork following the same route and flying 400mph. Howlong before the plane overtake the car?