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aritmetica 4/05

Authored by Jessica Di Maggio

Mathematics

7th Grade

Used 4+ times

aritmetica 4/05
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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

chi sono i medi nella seguente proporzione
5:2=10:4

2,10

5,4

non ci sono medi

tutti sono medi

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Applica la proprietà dello scomporre

x:y=5:3

x-y=2

2

102\frac{10}{2}

3

8

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Applica la proprietà del comporre

x:y= 3:2

x+y=3

5

4

95\frac{9}{5}

9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Individua il medio proporzionale

5:15=15:45

5

15

45

non c'è

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Trova l'incognita

2:x=x:8

4

2

8

6

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Trova l'incognita

x:4=5:10

2

5

9

8

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Trova l'incognita

8:x=10:5

2

4

5

8

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