Question

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Choose the correct answer solve each one.
The length of the longest rod that can fit in a cuboidal box of dimensions a xbxcis:
(a) a+b+c
(b) az +62 + 2
(c) Va+b+c
let a² + b² + c
The surface area of a cube of volume 1728 cm3 is:
(a) 864 cm?
(b) 764 cm
(C) 664 cm2
(d) 964 cm
The ratio of surface areas of two cubes whose volumes are in the ratio 27:125 is:
(a) 3:5
(b) 2:3
(c) 3:25
(d) 4:25
The diameter and height of a cylindrical overhead water storage tank are respectively 2.1 m and
2.4 m. The volume of water when the tank is full is:
(218316 litres
(b) 8.316 litres
(c) 83.16 litres
(d) 813.6 litres
Three cubes of edges x cm, 4 cm and 5 cm are melted and shaped into a large cube of edge 6 cm.
Then the value of x is:
(a) 1 cm
(b) 1.5 cm
( 3.6 cm
(d) 2 cm
5​

Answer 1

2). 864 cm^

3)2:3

4)83.16lit

Answer 2

Answer:

2). 864 cm^

3)2:3

4)83.16lit