The selling price of lumber at home depot is $3,170, percent markup on cost is 30%. calculate the actual cost. (round your answer to the nearest cent.)

How many degrees does the hour hand move from 3: 00 to 5: 30?

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

Write two subtraction equations that are equivalent to 5 + 12 = 17.