Question

znajdż wielkość,której:

a)13% to 18,2kg

b)66% to 24cm c)33% to 18 dm

d)43% to 107,5km

e)125% to 2h 30min

f)175% to 3m 50cm

g)210% to 3h 30min

h)1500% to 2kg 75dag

Answer 1

)13% to 18,2kg

13%-18,2kg

100%-xkg

0,13x=18,2/:0,13

x=140kg


b)66% to 24cm

100%-xcm

0,66x=24/:0,66

x=36,3636cm

c)33% to 18 dm 

100%-xdm

0,33x=18/:0,33

x=54,5454dm

d)43% to 107,5km
100%-xkm

0,43x=107,5/:0,43

x=250km
e)125% to 2h 30min=150min

100%-xmin

1,25x=150/:1,25

x=120min=2h

f)175% to 3m 50cm=3,5m
100%-xm

1,75x=3,5/:1,75

x=2m
g)210% to 3h 30min=210min

100%-xmin

2,1x=210/:2,1

x=100min=1h40min

h)1500% to 2kg 75dag=2,75kg

100%-xkg

15x=2,75/:15

x=0,18333kg=18,333dag