Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 9 Answered

How many tiles each of area 400 cm squared , will need to pave a footpath  which is 2m wide and surrounds a grass plot 25m longand 13m wide ? pllease reply fast.
Asked by archana | 07 Jan, 2017, 08:21: PM
answered-by-expert Expert Answer
begin mathsize 16px style Length space of space the space plot space equals space 25 space straight m comma space Breadth space of space the space plot space equals 13 space straight m space Area space of space the space rectangular space plot space equals space 25 space straight m space cross times space 13 space straight m space equals 325 space sq. straight m. space Length space of space outside space rectangle space equals space 25 plus 2 plus 2 equals 29 space straight m comma space Breadth space of space outside space rectangle space equals 13 plus 2 plus 2 equals 17 space straight m space Area space of space outside space rectangle space equals 29 space straight m space cross times 17 space straight m space equals space 493 space sq. straight m. space Area space of space foot space path space equals space 493 space minus space 325 space equals space 168 space sq. straight m. space equals 1680000 space sq. cm. space Area space of space the space square space tile space equals space 400 space sq. space cm Number space of space tiles equals 1680000 over 400 equals 4200 end style
Answered by Rashmi Khot | 08 Jan, 2017, 06:12: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 9 - Maths
find surface area
Asked by faizyabmohammad09 | 27 Nov, 2021, 07:16: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
fight the total surface area of a cuboid if its diameter is 16×14×20
Asked by tissaroseolivera814 | 25 May, 2020, 05:18: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
a solid aluminium cylinder of cross-sectional area of 10 square centimetre and length 6 cm is melted and recaste into 10 equal solid cubes. find the dimensions of the cube.  
Asked by kumarisreeja74 | 22 Nov, 2019, 07:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
A cistern 6m long ,4mwide, contains water to a depth of 1m 25m , find the area of the wet surface.  
Asked by sonukushgzp | 19 Aug, 2019, 11:12: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
A square brass plate of side x cm is 1mm thick and weighs 4725g.if 1cc of brass weighs 8.4g,find x
Asked by Sunita | 14 Mar, 2018, 07:22: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
the sum of length breadth and height of a cuboid is 38cm and the length of its diagonal is 22cm find the surface area of cuboid
Asked by shahira | 20 Feb, 2018, 08:34: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
The dimensions of a cinema hall are 100 m, 60 m, 15 m . How many persons can sit in the hall , if each requires 150 cm3 of air
Asked by anjusantosh2000 | 06 Feb, 2018, 09:45: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
what is meant by surface area? Can someone explain me in detail please........
Asked by kumarvicky9431 | 15 Jan, 2018, 08:49: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
a hollow prism of base a square of side 16cm contains water 10cm high. if a solid cube of side 8cm is immersed in it, by how much the water level rise?
Asked by hadiappu123 | 11 Jan, 2018, 06:36: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
A square plate of side x cm is 8mm thick.If its volume is 2880 cu.cm,find the value of x.
Asked by merlinsn08 | 09 Jan, 2018, 07:47: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×