Skip to content
Philoid
Browse Saved
Back to chapter
Mathematics
13. Volume and Surface Area
Home · Class 9 · Mathematics · Ref. Book · 13. Volume and Surface Area
Prev
Next
Q19 of 189 Page 512

In a shower, 5 cm of rain falls. What is the volume of water that falls on 2 hectares of ground?

1 hectare = 10000 m2


2 hectares = 20000 m2


1 cm = 0.01 m ⇒ 5cm= 0.05 m


Volume of water that falls on 2 hectares of ground = 20000× 0.05 m3 = 1000 m3

More from this chapter

All 189 →
17

If each edge of a cube is increased by 50%, then the percentage increase in its surface area is

18

Three cubes of metal with edges 3 cm, 4 cm and 5 cm respectively are melted to form a single cube. The lateral surface area of the new cube formed is

20

Two cubes have their volumes in the ratio 1 : 27. The ratio of their surface areas is

21

If each side of a cube is doubled, then its volume

Questions · 189
13. Volume and Surface Area
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved