ICSE − Q & A

A tank can be filled by a pipe in x mins and emptied in (x+5) mins.both the pipes together can fill an empty tank in 16.8 mins.find x[pls show working also]
Thanx in advance

Ans.this question

a triangle of bace BC is 4.5 cm , 

+ 1 more questions by abhipsa  

A triangle of base BC is 6cm ,
asked by Tadasha Tripathy (abhipsa) 8 years ago
1

3x-5y=2x+y find 3x+5y/3x-5y. Pls help

are prove sums of locus coming..i have not seen even them a single year...plus they a pretty hard.

How to draw a circumscribing hexagon

+ 1 more questions by appus007  

The point P(3,4) is reflected to P` in the x-axis and O` is the image of 0(origin) when reflected in the line PP`. 1) co-ordinates of P` and O` 2) length of segments PP` And 00` use graph paper HOW TO DO THIS GUYS????
asked by Appus nikhil (appus007) 8 years ago
1

From a solid cone of height 12cm and base radii 6cm ,a cone of height 4cm is removed .Find the TSA of the remaining solid.





Ans given is  350.09cm^2

by Applying  compendeo and dividendo we get x =1/5. Is that the answer Shreeyash Gotmare!!!

Can someone give the answer to the concise exercise 21(b) sum 20

Find the value of x :-

1 + x + x^2                       62(1+x)

________      =         __________

1 - x + x^2                       63(1-x)