Select the related word/letters/number from the given alternatives.
K x L : 11 x 12 : : F x R : ?
1). 13 x 4
2). 10 x 15
3). 18 x 6
4). 6 x 18
Who among the following is also the Chairman of the Planning Commission?
1). Defence Minister
2). Attorney General
3). Prime Minister
4). Finance Minister
The curved surface area of a hemisphere is 2772 sq cm and volume is 19404 cubic cm, what is its radius? (Take π = $\frac{22}{7}$)
1). 42 cms
2). 21 cms
3). 10.5 cms
4). 31.5 cms
Atomic number of which of the following elements is greater than that of Iron?
1). Manganese
2). Cobalt
3). Calcium
4). Chromium
Spiders belong to which class of animals?
1). Arachnids
2). Aves
3). Gastropods
4). Anthozoa