exam
Maths Puzzle
Numerical Ability
1/4=3-2x-1/x+2
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exam Other Question
Simplify and write with positive exponents 9x ( x^-3) / 18 x^15.
Thank you for your help.
Gabriel
A man drives 600 miles to a convention. on the return trip he increases his speed by 10 mph and saves 2 hours driving time. how fast did he drive going to and from the convention?
Not from a textbook..a handed out assignment.