Question

ep
er
25. A closed rectangular box 40 cm long, 30 cm wide
and 25 cm deep, has the same volume as that of a
cylindrical tin of radius 17.5 cm. Calculate the height
of the cylindrical tin correct to 1 decimal place (Take
it to be 3.14)
(ICSE 1992
dicina​

Answer 1

Answer:

it's easy

Step-by-step explanation:

vol of rectangle = vol of cylinder

so

40*30*25 = πr^2 h

30000= 3.14*306.25*h

h= 31.19cm

after correction 31.2cm