Question

9. If a and b vary inversely to each other, then find the value of P, Q, R and S?

Answer 1

Answer:

The distribution below gives the weights of 30 students of a class. Find the median weight of the students.

Weight (in kg)

40 − 45

45 − 50

50 − 55

55 − 60

60 − 65

65 − 70

70 − 75

Number of students

2

3

8

6

6

3

Step-by-step explanation:

If a and b vary inversely to each other, then find the value of P, Q, R and S?