Math Chapter 3 Variations Mcqs Test Online 10th Class Punjab Boards

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Question 1 of 15

Math

1. In a ratio x : y, y is called

1.None of these

2.Consequent

3.Antecedent

4.Relation

Question 1 of 15

Question 2 of 15

2. If u/v = v/w = k, then

1.u = v²k

2.u = w²k

3.u = wk²

4.u = vk²

Question 2 of 15

Question 3 of 15

3. If, a/b = c/d then component property is:

1.a – b/b = c – d/d

2.a/a – b = c/a – d

3.a/a + b = c/a + b

4.ad/bc

Question 3 of 15

Question 4 of 15

4. In a ratio a : b, a is called

1.None of these

2.Antecedent

3.Consequent

4.Relation

Question 4 of 15

Question 5 of 15

5. If y² ∞ 1/x³, then:

1.y² = k/x³

2.y² = 1/x³

3.y² = kx³

4.y² = x²

Question 5 of 15

Question 6 of 15

6. If a : b = x : y, then alternate property is:

1.a – b/x = x – y/y

2.a/b = x/y

3.a/x = b/y

4.a+b/b = x+y/y

Question 6 of 15

Question 7 of 15

7. Find x in proportion 4 : x :: 5 : 15

1.¾

2.12

3.75/4

4.4/3

Question 7 of 15

Question 8 of 15

8. The third proportional of x² wdy² is:

1.y²/x⁴

2.x²y²

3.y⁴/x²

4.y²/x²

Question 8 of 15

Question 9 of 15

9. In a proportion a : b :: c : d, b and c are called:

1.Extremes

2.Means

3.None of these

4.Fourth proportional

Question 9 of 15

Question 10 of 15

10. In continued proportion a : b = b : c, c is said to be _________ proportional to a and b.

1.Means

2.None

3.Fourth

4.Third

Question 10 of 15

Question 11 of 15

11. In a proportion a : b :: c : d, a and d are called:

1.None of these

2.Means

3.Third proportional

4.Extremes

Question 11 of 15

Question 12 of 15

12. If u ∞ v², then

1.u = kv²

2.u = v²

3.uv² = k

4.uv² = 1

Question 12 of 15

Question 13 of 15

13. The fourth proportional w of x : y :: v : w is

1.x/vy

2.vy/x

3.xyz

4.xy/v

Question 13 of 15

Question 14 of 15

14. In continued proportion a : b = b : c, ac = b², b is said to be ________ proportional between a and c.

1.Means

2.None of these

3.Third

4.Fourth

Question 14 of 15

Question 15 of 15

15. If a : b = x : y, then inverted property is:

1.a+b/b = x+y/y

2.a/a – b = x/x – y

3.b/a = y/x

4.a/x = b/y

Question 15 of 15

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