1) x*y=315 2) x+y=52 from 2, x=52-y, put into 1, y*(52-y) = 315 or y^2-52*y+315=0 delta= (-52)^2-4*1*315=1444 = 38^2 y = (52-38)/2 = 7 or y = (52+38)/2 = 45 then x = 45 or x = 45
21% of 315= 21% * 315= 0.21 * 315= 66.15
75% of 315 = 236.25
260/315 x 100 = 82.539682 recurring (that is, 82.539682539682...) percent.
30% of $315 = 0.3 x $315 = $94.50
1) x*y=315 2) x+y=52 from 2, x=52-y, put into 1, y*(52-y) = 315 or y^2-52*y+315=0 delta= (-52)^2-4*1*315=1444 = 38^2 y = (52-38)/2 = 7 or y = (52+38)/2 = 45 then x = 45 or x = 45
21% of 315= 21% * 315= 0.21 * 315= 66.15
315% = 31,500
75% of 315 = 236.25
260/315 x 100 = 82.539682 recurring (that is, 82.539682539682...) percent.
30% of $315 = 0.3 x $315 = $94.50
To find 7 percent of a number, multiply the number by 0.07. In this instance, 0.07 x 315 = 22.05. Therefore, 7 percent of 315 is equal to 22.05.
110.25
315% = 3.15 315 = 31,500%
36% of 315 = 113.4 = 36% * 314 = 36%/100% * 315 = 0.36 * 315 =113.4
$315 x 0.74 = $233.10
315 10,500 = 100% 1,050 = 10% 105 = 1% 105 x 3 = 315 = 3%