The measure of a leg of an isosceles triangle is twice the measure of its base. If the perimeter of the triangle is 64 units, what is the measure of the base of the triangle?
PLEASE HURRY
A. 5.7 units
B. 12.8 units
C. 16.0 units
D. 21.3 units

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

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Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours