Question

dacă un kilogram de salam costă 24 lei atunci aflati cat costa
B)200g
c)300g
d)150g
e)700g
f)1kg si un sfert

Answer 1

1kg=1000g
b) 200g..........x
1000g.............24
x=24*200/1000=4800/1000=4,8 lei
c)1000..........24lei
       300g........x
x=24*300/1000=7,2
d)1000g..........24lei
150g...........xlei
x=24*150/1000=3,6 lei
e)1000g............24
700g.......................x
x=700*24/1000=16,8 lei
f)1kg..si un sfert=1000+250=1250
1250.................x
1000....................24
x=1250*24/1000=30 lei

Answer 2

1 kg=24 lei
200g→24×0.2=4.8lei
300g→24×0.3=7.2lei
150g→24×0.15=3.6lei
700g→24×0.7=16.8lei
1.250g→24×1.25=30lei