10th Standard Math’s Chapter 4

10th Standard Math’s Chapter 4  Quiz. how much you know or you don’t  know,  test here. quiz  contains only 10 questions there no time limit.

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10th Standard Math’s Chapter 4

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Q.31 The pair of equations y = 0 and y = –7 has

2 / 10

Q.32

If the lines given by

3x + 2ky = 2

2x + 5y + 1 = 0

are parallel, then the value of k is

3 / 10

Q.33 The value of c for which the pair of equations cx – y = 2 and 6x – 2y = 3 will have infinitely many solutions is

4 / 10

Q.34 One equation of a pair of dependent linear equations is –5x + 7y – 2 = 0. The second equation can be

5 / 10

Q.35 Two numbers are in the ratio 5 : 6. If 8 is subtracted from each of the numbers, the ratio becomes 4 : 5. Then the numbers are:

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Q.36 The solution of the equations x – y = 2 and x + y = 4 is:

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Q.37

For which values of a and b, will the following pair of linear equations have infinitely many solutions?

x + 2y = 1

(a – b)x + (a + b)y = a + b – 2

8 / 10

Q.38 The father’s age is six times his son’s age. Four years hence, the age of the father will be four times his son’s age. The present ages, in years, of the son and the father are, respectively

9 / 10

Q.39 Rakshita has only Rs. 1 and Rs. 2 coins with her. If the total number of coins that she has is 50 and the amount of money with her is Rs 75, then the number of Rs.1 andRs.2 coins is, respectively

10 / 10

Q.40  In a competitive examination, one mark is awarded for each correct answer while 1/2 mark is deducted for every wrong answer. Jayanti answered 120 questions and got 90 marks. How many questions did she answer correctly?

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