CBSE Class 10 Answered
A well whose diameter is 7 m has been dug 22.5 m deep and the earth dug out is used to form an embankment around it.If the height of the embankment is 1.5 m.Find the width of the embankment.
Asked by | 05 Feb, 2012, 10:38: AM
Expert Answer
Volume of well = Volume of embankment
So pie*(3.5)2 *22.5 = pie *(x)2 * 1.5 - pie * (3.5)2 * 1.5
On solving we get x = 14 m
So width of the embankment = 14 - 3.5 = 10.5 m
Answered by | 05 Feb, 2012, 12:03: PM
Application Videos
Concept Videos
CBSE 10 - Maths
Asked by sagarvarun6535 | 03 Mar, 2024, 09:37: AM
ANSWERED BY EXPERT
CBSE 10 - Maths
find the height of largest right circular cone that can be cut out of a cube whose volume is 729 cm³
Asked by jogindersingh7065929020 | 20 Jan, 2024, 09:29: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by barakaakashgoud | 21 Dec, 2023, 05:16: AM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by ybproduction256 | 27 Nov, 2023, 12:26: AM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shivalaxmi0205 | 05 Sep, 2023, 06:55: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by swetalinasamantaray022 | 21 Mar, 2023, 04:16: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by rashmij34 | 18 Mar, 2023, 11:03: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by rajsingh94116633 | 04 May, 2022, 10:06: AM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by anitajoshi0912 | 22 Dec, 2021, 09:12: AM
ANSWERED BY EXPERT