Corresponding measures have the same ratio.
.. (x -1)/4 = (2x +1)/10
.. 5(x -1) = 2(2x +1) . . . . . . multiply by 20
.. 5x -5 = 4x +2 . . . . . . . . eliminate parentheses
.. x = 7 . . . . . . . . . . . . . . . add 5 -4x
x = 7
60 minutes times 40 hours equals 2400 minutes
B= the base of the object
Answer:
upper is 2 lower Po is 2 step 1 I added after what the answer is that I divide it then that's the answers