Quiz about Frazioni

Question 1

Le frazioni $$\frac{4}{5},\ \frac{11}{6},\ \frac{16}{15}$$

Accepted Answer

sono minori di due interi

Answer

sono tutte proprie

Answer

sono equivalenti

Answer

sono in ordine crescente

Question 2

$$\frac{7}{12}>\frac{9}{15}$$

Accepted Answer

falso

Answer

vero

Question 3

$$\frac{1}{2}+\frac{1}{3}+\frac{1}{4}=$$

Accepted Answer

13/12

Answer

15/12

Answer

11/12

Answer

3/9

Question 4

$$\left[\left(\frac{2}{3}\right)^2\cdot\left(\frac{2}{3}\right)^4\right]^3=$$

Accepted Answer

$$\left(\frac{2}{3}\right)^{18}$$

Answer

$$\left(\frac{2}{3}\right)^{12}$$

Answer

$$\left(\frac{2}{3}\right)^9$$

Answer

$$\left(\frac{2}{3}\right)^{10}$$

Question 5

$$\left(\frac{4}{15}\right)^{-1}=$$

Accepted Answer

$$\frac{15}{4}$$

Answer

$$-\frac{4}{15}$$

Answer

$$-\frac{15}{4}$$

Answer

$$\frac{4}{15}$$

Question 6

$$\left(\frac{1}{2}\right)^{-2}:\left(2^{-2}\right)^{-1\ }=\ $$

Accepted Answer

1

Answer

$$\frac{1}{2}$$

Answer

0

Answer

2

Question 7

I $$\frac{4}{5}$$ di 120 alunni corrispondono a:

Accepted Answer

96 alunni

Answer

80 alunni

Answer

150 alunni

Answer

75 alunni

Question 8

$$\frac{7}{5}+\frac{121}{127}+\frac{3}{5}+\frac{6}{127}$$

Accepted Answer

3

Answer

1

Answer

2

Answer

4

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