Testul nr 17 PROPORȚII

30 bonus points

53 successes

English

Pregătirea Evaluării Naționale 2020- MATEMATICĂ- Lecția 9

Duo Bro throw with hypnotic small to make you not like reading and learning. Hold your breath for 2 seconds and defeat her in this fight!

If you want to save your points and appear in the Kidibot charts, you must be logged in. Create here an acount or login.

Question 1 of 10

1. Question
1 points
$\frac{a}{3 b} = \frac{5}{9}$ . Atunci $\frac{3 a}{b}$ este egal cu
- 15
- $\frac{5}{3}$
- 5
- $\frac{9}{5}$
Correct

Incorrect
Question 2 of 10

2. Question
1 points
Dacă $\frac{x - 10}{15} = \frac{3}{5}$ . Atunci 2x-5 are valoarea
- 19
- 25
- 14
- 33
Correct

Incorrect
Question 3 of 10

3. Question
1 points
$\frac{x}{y} = \frac{4}{5}$ . Atunci 10x-8y+5 are valoarea
- 10
- 5
- 8
- 7
Correct

Incorrect
Question 4 of 10

4. Question
1 points
$\frac{2 x - 4}{14} = \frac{5}{7}$ . Atunci x este egal cu
- 4
- 2
- 5
- 7
Correct

Incorrect
Question 5 of 10

5. Question
1 points
$\frac{3 a}{b} = \frac{b}{3}$ . Atunci $2 b^{2} - 18 a + 16$ este egal cu
- 0
- 16
- Nu se poate calcula
- 32
Correct

Incorrect
Question 6 of 10

6. Question
1 points
$\frac{2 a}{5 b} = \frac{5 b}{2 a}$ . Atunci $\frac{a^{4}}{b^{4}}$ este egal cu
- $\frac{5}{2}$
- $\frac{2}{5}$
- $\frac{25}{4}$
- $\frac{625}{16}$
Correct

Incorrect
Question 7 of 10

7. Question
1 points
$\frac{a}{b} = \frac{1}{2}, \frac{b}{c} = \frac{2}{3}$ . Atunci $\frac{a}{c}$ are valoarea
- Nu se poate calcula
- 0,(3)
- 1
- $\frac{3}{5}$
Correct

Incorrect
Question 8 of 10

8. Question
1 points
Aflați numărul de forma $a b$ știind că $\frac{a - b}{a + b} = 0, 1 (6)$
- 12
- 57
- Nu există
- 75
Correct

Incorrect
Question 9 of 10

9. Question
1 points
$\frac{x}{2} = \frac{2}{y}$ . Calculați $\frac{x y}{2}$
- 2
- 4
- Alt răspuns
- 8
Correct

Incorrect
Question 10 of 10

10. Question
1 points
Câte numere de forma $a b$ există, știind că $\frac{2}{a} = \frac{3}{b}$ ?
- Nu există
- O infinitate
- 2
- 4
Correct

Incorrect

Examples of questions from "Testul nr 17 PROPORȚII"

$\frac{2 x - 4}{14} = \frac{5}{7}$ . Atunci x este egal cu
Dacă $\frac{x - 10}{15} = \frac{3}{5}$ . Atunci 2x-5 are valoarea
$\frac{2 a}{5 b} = \frac{5 b}{2 a}$ . Atunci $\frac{a^{4}}{b^{4}}$ este egal cu

Pos.	Name	Entered on	Points	Result
Table is loading
No data available

Testul nr 17 PROPORȚII

Quiz-summary

Information

Results

Categories

1. Question

2. Question

3. Question

4. Question

5. Question

6. Question

7. Question

8. Question

9. Question

10. Question

Examples of questions from "Testul nr 17 PROPORȚII"

Small Battles

Main Partner:

Supporters:

Average score
Your score

Testul nr 17 PROPORȚII

Quiz-summary

Information

Results

Categories

1. Question

2. Question

3. Question

4. Question

5. Question

6. Question

7. Question

8. Question

9. Question

10. Question

Examples of questions from "Testul nr 17 PROPORȚII"

Kidibot recommends you also:

Present Continuous

Ghiceste poetul!

SPIELSACHEN

Small Battles

Main Partner:

Supporters: