exam
Maths Puzzle
Numerical Ability
what is the square root of 300?
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exam Other Question
Solve each of the following systems by using either addition or substitution (kind of like in Example 5 on p 715). If a unique solution does not exist, state whether the system is
The sum of the ages of Dorothy and Dorileen is 41. In 5 years, Dorothy will be twice as old as Dorileen. ind their age 3 years ago.