exam Maths Puzzle Numerical Ability

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Jennifer is 6 years older than Sue. In 4 years, she will be twice as old as Sue was 5 years ago. Find their ages now.

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exam Other Question
Solve. (Express your solution in terms of
natural logs, not a decimal.) 23^x = 205 Forward Gaussian Elimination is to the ____ method as backwards Gaussian
Elimination is to the ____ method.

a. induction, substitution
b. addition, substitution
c. induction,