exam
Maths Puzzle
Numerical Ability
Please help me to understand how to do this...it doesn`t make sense to me. Thank you so very much in advance for helping me. Here is the problem:
3^w * 3^5-w * 3
Thank
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exam Other Question
A plane takes 6 hours to fly from San Francisco to New York, and 5 hours to return back. The wind velocity is 50 miles per hour, from New York to San Francisco. What is the speed of the airplane.
where does sinx= -4/5 ?
in radian please