PROCENTY.Zadanie w załaczniku , proszę wykonać zadanie 2 i 3.Proszę oszybką odpowiedz , spam zgłaszam,daje najj.
2.
A. 1600+(1600*0,02)=1600+32=1632
B. 320-(320*0,15)=320- 48=272
C. 180+(180* 0,30)= 180+ 54=234
D. 3- (3*0,75)= 3- 2,25=0,75
E. 5,5+ (5,5*0,6)=5,5+ 3,3= 8,8
F 70 + (70*2,2)=70+ 154= 224
3
A.
1200+(1200*0,1)=1200+120=1320
1320-(1320*0,1)=1320-132=1188
B.
1200+(1200*0,25)=1200+300=1500
1500-(1500*0,25)=1500-375=1125
C.
1500-(1500*0,2)=1500-300=1200
a) 1600-100%
x-102%
100x=163200 |:100
x=1632
b) 320-100%
x-85%
100x=27200 |:100
x=272
c) 180-100%
x-130%
100x=23400 |:100
x=234
d) 3-100%
x-25%
100x=75 |:100
x=0,75
e) 5,5-100%
x-160%
100x=880 |:100
x=8,8
f) 70-100%
x-320%
100x=22400 |:100
x=224
3.
a) 1200-100%
x-110%
100x=132000 |:100
x=1320
1320-100%
x-90%
100x=118800 |:100
x=1188
b) 1200-100%
x-75%
100x=90000 |:100
x=900
900-100%
x-125%
100x=112500 |:100
x=1125
c) 1200-100%
x-120%
100x=108000 |:100
x=1080
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2.
A. 1600+(1600*0,02)=1600+32=1632
B. 320-(320*0,15)=320- 48=272
C. 180+(180* 0,30)= 180+ 54=234
D. 3- (3*0,75)= 3- 2,25=0,75
E. 5,5+ (5,5*0,6)=5,5+ 3,3= 8,8
F 70 + (70*2,2)=70+ 154= 224
3
A.
1200+(1200*0,1)=1200+120=1320
1320-(1320*0,1)=1320-132=1188
B.
1200+(1200*0,25)=1200+300=1500
1500-(1500*0,25)=1500-375=1125
C.
1200+(1200*0,25)=1200+300=1500
1500-(1500*0,2)=1500-300=1200
2.
a) 1600-100%
x-102%
100x=163200 |:100
x=1632
b) 320-100%
x-85%
100x=27200 |:100
x=272
c) 180-100%
x-130%
100x=23400 |:100
x=234
d) 3-100%
x-25%
100x=75 |:100
x=0,75
e) 5,5-100%
x-160%
100x=880 |:100
x=8,8
f) 70-100%
x-320%
100x=22400 |:100
x=224
3.
a) 1200-100%
x-110%
100x=132000 |:100
x=1320
1320-100%
x-90%
100x=118800 |:100
x=1188
b) 1200-100%
x-75%
100x=90000 |:100
x=900
900-100%
x-125%
100x=112500 |:100
x=1125
c) 1200-100%
x-75%
100x=90000 |:100
x=900
900-100%
x-120%
100x=108000 |:100
x=1080