a car factory operated 12 machines that can assemble 40 cars in 5 days. how many days would it take to assemble 30 cars if only 5 machines are in operation?

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?

If np3 /nc2 = 6, find the value of n