Question

1,2 si 4 dau coroana si inima ( COROANA O DAU CAND SUNT 2 RASPUNSURI)

Answer 1

Răspuns:

1)a)10supra100

b.30supra100

c.45supra100

d.75supra100

e.90supra100

2)a.7

b.180

c 180

4)a.9

b.0,1

c.

d.2450

e.

f.2,5

Answer 2

1)10% 10/100

 30% 30/100

 45% 45/100

 75% 75/100

 90% 90/100

2)5% din 140        5/100*140=1/20*140=140/20=7

  15% din 1200     15/100*1200=15*12=210

  60%din 3500    60/100*3500=6/10*3500=6*350=2100

4)15% din 60         15/100*60=15/10*6=90/10=9

  0,25%din 40      0,25/100*40=10/100=1/10=0,1

  50/13%din 390  50/13/100*390=50/1300*390=19500/1300=15

  35%din 7000     35/100*7000=35*70=2450

  2 1/2%din 44      5/2/100*44=5/200*44=220/200=1,1

  2,5%din 100       25/10/100*100=25/1000*100=25/10=2,5