exam
Maths Puzzle
Numerical Ability
A bicyclist rode into the country for 5hours. In returning, her speed was 5mi/h faster and the trip took 4 hours. What was her speed each way?
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exam Other Question
Without solving each equation, determine the nature of the roots.
a. 3y^2-10y+1=0
b. 2w^2+6w+10=0
How would I go about multiplying this?
(2s + 5z)^2(s + 3z)^2