a) 40% = 16 100% = x 40x=1600/40 x=40 b) 15% = 36 100% = x 15x=3600/15 x=240 c) 32% = 8 100% = x 32x=800/32 x=25 d) 210% = 63 100% = x 210x=6300/210 x=30 e) 140% = 53,2 100% = x 140x= 5320/140 x=38 f) 0,4% = 23,34 100% = x 0,4x= 2334/0,4 x=5835
a) 40 %-16 100%-x X*40%=100%*16 X=160:4=40 b)15%-36 100%-x 15%*x=100%*36 X=100%*36:15%=720:3=240 c) 32 % - 8 100%-x X=100%*8:32%=25 d) 210% = 63 100% = x x=100%*63:210 x=30 e) 140% = 53,2 100% = x x= 100%*53,20:140% x=38 f) 0,4% = 23,34 100% = x x= 100%*23,34:0,4% x=5835
a) 40% * x = 16 40/100 * x = 16 x= 16 * 100/40 x= 40 b) 15% * x = 36 15/100 * x = 36 x= 36 * 100/15 x=240 c) 32% * x= 8 32/100 * x= 8 x= 8 * 100/32 x= 25 d) 210% * x= 63 210/1000 * x= 63 x= 63 * 1000/210 x= 300 e) 140% *x = 53,2 140/1000 * x = 53,2 x= 53,2 * 1000/140 x = 380 f) 0,4 % * x = 23,34 4/1000 * x = 23,34 x= 23,34 * 1000/4 x= 5835