40 x 2 = 80
160% of 40 = 160% * 40 = 1.6 * 40 = 64
40% off 64 = 64 - (0.40 x 64) = 38.4
GCF of 40 and 64 is 8.
The increase from 40 to 64 is: 60%
24 multipled by 15? = 360
40/64 62.5%
64 x 40/100=25.6
50
40% of 60% = 0.24 or 24%
40% of 64 is 25.6 im pretty sure
5/8