Question

Q7.Length of tape required to cover the edges of a semicircular disc of radius 10 cm is: *

51.4 cm

61.4 cm

100 cm

51.4 m

Q8. The mean of first five natural numbers is: *

3

5

4

3.5

Q9. A batsman hits a boundary 15 times out of 105 balls. Find the probability that he hits a boundary. *

7

1

0

1/7

Q10. If the area of a rectangle 80m long is the same as that of a square of side 60m, then the width of the rectangle is: *

50 m

54 m

40 m

45 m

Q11. The diameter of the wheel of a car is 70 cm. How many revolutions will it make to travel 99 km? 

4500 revolutions

40000 revolutions

45000 revolutions

50000 revolutions​

Answer 1

Answer:

Q.7) 51.4 m

Q.9) 1/7

Q.10) 45. m

Q.11) 45000 revolutions