Rounding to the nearest whole number, determine whether Brian's product is reasonable.
Round Brian's average speed to
Round the activity time to
Was Brian's product reasonable?
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PLS HELP I CAN MARK U BRAINIES!!!

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Which of the following best describes the delian problem?