Rachel S.

asked • 04/14/16

Powers, roots and standard form

The engine of a new aircraft had a major inspection after 1.2x104 hours flying time. The aircraft flies at an average speed of 900 km/h. 
 
Calculate the distance travelled by the new aircraft before its engine had a major inspection. Give your answer in standard form.
 
--p.s. Thankyou for taking your time in helping me but please could you show working in a suitable format for a 15 year old to understand, Thankyou. 

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