exam Maths Puzzle Numerical Ability

a person on a bike leaves an hour before a person on a motorcycle. the person on the bike is travelling at 10 mph. the person on the motorcycle is travelling at 40 mph. how long before the person on the motorcycle overtakes the person on the bike?

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exam Other Question
Simplify by combining like terms.

the number x and the square root of 18, subtract 3 and the square root of 8x^2.

Please show your work Y= -1/3X+1
Y= 1/3X-3

The unit in the text book that my class and I are on is Solving systems: Substitution