87
72
72 is 80 percent of 90.
90% of 72 = 90% * 72 = 0.9 * 72 = 64.8
81 84 87
88
brass is 80 to 90 percent copper and 10 to 20 percent zinc.why is brass worth less than both metals required to make it?
80-90 percent of protein = -10
87
90/80 x 100 = 112.5 Therefore, 90 is 112.5 percent of 80.
90 increased by 80 percent of itself is 162.
obtuse
An acute angle is less than 90 but greater than 0 degrees
There are 2 prime numbers between 80 and 90: 83 89
(80*90) / 100 = 72
80% of 90m = 80% * 90 = 0.8 * 90 = 72m
72 is 20% less than 90.