Question

Answer the following:               

29. Round the following decimal numbers. i)79.977 ii) 21.805 c) 8.71

30. Add the following:
30.9 + 52.73 + 25.67 + 33.856

31. How much is 35.6 km less than 53.7 km?

32. A picture chart costs Rs.1.50. Radha wants to buy 20 charts to make an album. How much does she have to pay?

33. Orange juice of 2.5 l has to be shared equally among five members. What is the share of each member.

34. There are 560 students in a school. Out of 560 students, 320 are boys.
Find the percentage of girls in that school.

35. Convert percentage as decimal 65%​

Answer 1

Answer:

29.

i) 80

ii) 22

iii) 9

30. 143.156

31. 35.6 km is 18.1 km less than 53.7 km.

32. She will have to pay 3,000 Rs.

33. Each member receives 0.5 L or 500 mL.

34.  Percentage of girls in the school - 42.85%

35. 65% = 0.65

Hope this helps you.