a girl has $4200 to invest for 4 months. if she needs the money to earn $112 in that time, at what rate of simple interest must a girl invest?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?