# Maths Test For 7 Grade

The test is according to the Bulgarian educational system.

1. The value of the expression 15.987 + 82.713 is equal:
94.693      98.700      89.040      97.713

2. The difference 9 - 9/10 is:

8
 9 10
0     9
 9 10
8
 1 10

3. The value of the expression 5.104 + 4.103 + 7.10 + 1 is equal to:
5471      54071      54701      50471

4. The number 3.45 is equal to:
3
 9 20

 345 10
34
 1 2
34
 5 10

5. The value of the expression
 -25.63 (-2)7.(-3)2
is equal to:

6     -6     8     -8

6. 60% from 60 is:
3.6      60 3/5      36      6

7. The multiplication of 2xy2.(-3x2y) is equal to:
6x3y2      -x2y      -xy     -6x3y3

8. 3x2 - 3x(x - 1) - x(3 - x) is equal to:
x2 - 6x      x2      -x2      -x2 - 6x
9. When you remove the brackets (1 + 2a)3 you will get:
1 + 2a + 4a2 + 8a3    1 + 6a + 12a2 + 8a3    1 + 6a + 6a2 + 8a3    1 + 6a + 6a2 + 2a3

10. The biggest number that is decision of 3(2 + x) ≥ 2(3x + 4) is:
-1      0      1      there is not such a decision

11. A car consumption is 7.5 litres per 100 km. If the petrol tank of the car can hold 42 litres how many km the car can go?
315 km.      600 km.      560 km.      178 km.

12. If the expence for producing a goods is \$68, what will be the price so the profit of the producer to be 15% from the price:
\$78.20      \$80      \$83      \$125.80

13. Every side of a square with surface 36 cm2 is seperated on 3 equal parts. From the sqare are removed the black parts. What is the surface of the white part?
20 cm2      16 cm2      8 cm2      28 cm2

14. How many square cm is the surface of a rhombus with diagonals 5 cm. and 8 cm? 10 cm2      20 cm2      30 cm2      40 cm2

15. Angle α is equal to:
40°      60°      80°      100°

16. The line that cross AC(in point M) and BC is perpendicular to BC and cross BC in the mid point If the angle BAC = 70°, then the angle ABM = ?
80°      70°      60°      50°

17. In the diagram ABCD is a parallelogram and AB=BM=MC. What is the measure of AMD ?
90°      60°      120°      100°

18. In the diagram ABCD is a parallelogram. If CD = 7 cm. what is the length of AM ?
7 cm      3.5 cm      14 cm      10.5 cm

19. In the triangle ABC the height CH = 1.5 cm., the angle ACB = 90° and ABC = 75°. What is the measure of AB ?
3 cm      4,5 cm      6 cm      9 cm

20. ABCD is a sqare and MB = CN, the angle NBC = 35°. What is the measure of AMB:
55°      60°      65°      70°

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