Circle O has a circumference of approximately 250pi ft. What is the approximate length of the diameter, d? O 40ft O 80 ft O 125 ft O 250 ft

What is the percent of increase for a population that changed from 438,000 to 561,000

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

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