# data[].attributes.body
1)
70:x=20:100
70x20:100=14
70-14=56
2)
120€ a 75€
120-75=45
120:100=45:x
100x45:120=37,5
3)
15%
-120€
100:15x120=800
4)
2%
in 1000ml di miscela 20 ml olio e 980 benzina. serbatoio da 9,5 litri
olio? benzina? per un pieno
9,5L= 9500 ml
20:1000=x:9500
9500:1000x20=190
980:1000=x:9500
9500:1000x980=9310
5)
100g gamberetti=80 cal
100g pomodorini=20 cal
10g olive=23cal
1 cucchiaio olio=5g e 90 cal
80+20+23+90=213 cal
100+100+10+5=215g
5,45kg?
5,45kg=5450g
5450:215=25 porzioni
5450:213=26
26x5450=141700g=1412,7kg
6)
20% europeo
80% asiatico
50% inglese europei
40% inglese asiatici
5670 parlano inglese
5670:100x50=2835
2835:100x20=567
5670:100x40=2268
2268:100x80=1814

# data[].attributes.body
PROBLEMA 1
100:20=70:x
x=20 x 70 : 100
70-14=56

PROBLEMA 2
120-75=45
120:100=45 : x
100 x 45 : 120 = 37,5

PROBLEMA 3
100 : 15 = x : 120
x= 100 x 120:15 = 800

PROBLEMA 4
1 ml= 1 cm(cubo)
1000 = 1000 cm (cubo) = 1 dm (cubo) = 20 ml
9,5 ml = 9,5 dm (cubo)
20 x 9,5 = 190
980 x 9,5 = 9310

# data[].attributes.body
Problema 1
100 : 20 = 70 : x
x= 20*70/100 = 14
70 - 14 = 56
Problema 2
120 - 75 = 45
100 : x = 120 : 45
100*45/120 = 37,5%
Problema 3
100 : 15 = x : 120
x= 100*120/15 = 800
Problema 4
1 ml= 1 cm³
1000 = 1000 cm³ = 1 dm³ = 20 ml
9,5 ml = 9,5 dm³
20*9,5= 190
980*9,5 =  9310

Problema 5

80+20+23+90= 213 (calorie in una porzione)
1 kg = 1000 g
5,45 = 5450   g
100+100+10+5 = 215 (calorie)
5,45 kg= ?
5450 : 215 = 25 porzioni
5450 : 213 = 26
26*5450 = 141700 g = 1412,7 kg
Problema 6
100 : 50 = 5670 : x
x= 50*5670/100

# data[].attributes.body
1.
100:20=70:x
x=20*70/100
70-14=56
2.
120-75=45
100:x=120:45
100*45/120=37,5%
3.
100:15=x:120
x=100*120/15=800
4.
1 ml= 1 cm(cubo)
1000= 1000 cm (cubo) = 1 dm (cubo) = 20 ml
9,5 ml = 9,5 dm (cubo)
20*9,5= 190
980*9,5 = 9310
5.
80+20+23+90= 213 (calorie in proporzione)
1 kg=1000 g
5,45 kg = 5450 g
100+100+10+5= 215 (calorie)
215:200=5450:x
x=200*5450/215 = 5069,77
5450:215=25 porzioni
5450:213=25,58
26*5450=141700 g = 1412,7 kg
6.
20%*50%

# data[].attributes.body
1)70:100=x:80
x=70*80/100=56€
2)120-75=45€
120:100=45:x
x=100*45/120=37.5%
3)15:120=100:x
x=120*100/15=800€
4)1000:20=9500:x
x=20*9500/1000=190ml

# data[].attributes.body
1)100:70=80:x
x=70*80/100=56€
2)100:120=x:45
x=100*45/120=37,5%
3)15:120=100:x
x=100*120/15=800€
4)
1 ml=1 cm(cubo)=1000 cm (cubo)=1 dm (cubo)=20 ml
20*9,5=190
(1000:20=9500:x=190)
980*9,5=9310
5)
80+20+23+90=213
5,45=5450 g

100+100+10+15=215 5450:215=25 porzioni

5450:213 =26
26*5450=141700 g =1412,5 kg
6)
100:50=6570:x
x=50*6570/100=