exam Maths Puzzle Numerical Ability

shelby walked for awhile at 4 mph and then jogged the rest of the way at 8 mph. If she covered 56 miles in 10 hours how far did she walk, and how far did she jog?..any help would be GREAT! : )

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exam Other Question

The process of writing a quadratic equation in the form (x + a)2nd power = b is called what?__________ decide all values of b in the following equations that will give one or more real number solutions.

(A) 3x^2+bx-3=0
(B) 5x^2+bx+1=0
(c) -3x^2+bx-3=0

(D) Write a rule for ju