Class : Class 6
area of figure=384area of triangle=324area of rectangle = 60 sq.cm.area of rectangle=l into b60=6 into l =60 divided by 6 =10so,l=10
Class : Class 5
options are wrong. Area of the rectangle comes to 60. None of the options can give a length and breadth that satisfies the condition stated in the problem
Class : Class 5
area of figure=384area of triangle=324area of rectangle = 60 sq.cm.area of rectangle=l into b60=6 into l =60 divided by 6 =10so,l=10
Post Your Answer
A bucket made up of metallic sheet
is in the form of frustum of a cone of
capacity 12308.8 cm3. The diameter of
the top and bottom circular ends are
40 cm and 24 cm respectively. Find
(i) The height of bucket.
(ii) The cost of metal sheet used in it
at the rate of Rs. 20 per 100 cm2.
[Use ∏ = 3.14]
(i) | (ii) | |
A | 12 cm | Rs. 216.32 |
B | 15 cm | Rs. 432.064 |
C | 15 cm | Rs. 216.48 |
D | 18 cm | Rs. 415.30 |