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DBH1 PROBA OROKORRA

Authored by Enrique Perez Lopez

Mathematics

7th Grade

DBH1 PROBA OROKORRA
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Kalkulatu: 3 · (5 + 4) − 6 + 3 · (8 − 4) =

23

45

33

38

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Kalkulatu:

9/8

-9/8

8/9

-8/9

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Ordenagailurako joko batek 80€ kostatzen zuen eta 64€ ordaindu ditut. Zer ehuneko deskontua aplikatu didate?

%20

%80

%10

%90

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Igerileku bat betetzeko, minutu bakoitzeko 150 litro isurtzen dituen txorrota bat erabiltzen da, eta 10 ordu behar ditu igerilekua betetzeko. Zenbat denboran beteko da igerilekua minutu bakoitzeko 375 litro isurtzen dituen txorrota batekin?

4 ordu

5 ordu

6 ordu

3 ordu

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jostun batek 25 metroko oihal-pieza bat erosi du 225 euroren truke. Zer preziotan saldu beharko du oihal metro bakoitza erosketa-prezioaren gaineko %15eko irabazia lortzeko?

1,35 €/m

10,35 €/m

6,75 €/m

13,5 €/m

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Ebatzi ekuazio hau:

x = -7

x = 6

x = 7

x = -6

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Ebatzi ekuazio hau:

x = 4

x = -4

x = 8

x = -8

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