Question

Obliczenia procentowe.
1.Znajdź liczbę wiedząc że:
a) 7 % to 40, 6
b)13% to 45,5
c)0,5% to 0,432
d)120% to 552
e)240% t0 1800
f)105% to 581,7

to na dziś!!

Answer 1

A) 7%-40,6
100%-x
x=(100%×40,6)÷7%
x=580

b) x=350
c)x=86,4
d)x=460
e)x=750
f)x=554

Answer 2

) 7 % to 40, 6
7%-40,6
100% - x
x=(40,6*100%)/7%
x= 580

b)13% to 45,5
13% - 45,5
100% - x
x=(45,5*100%)/13%
x=350

c)0,5% to 0,432
0,5%- 0,432
100% - x
x= (0,432*100%)/0,5%
x=86,4

d)120% to 552
120%-552
100% - x
x= (552*100%)/120%
x=460

e)240% to 1800
240% - 1800
100% - x
x=(1800*100%)/240%
x=750

f)105% to 581,7
105% - 581,7
100% - x
x=(581,7*100%)/105%
x=554

Answer 3

A)580
b) 350
c)86,4
d)460
e)750
f)554