Question
If the diameter of a sphere is 63 cm, then what is the
total surface area of the sphere?Solution
diameter of sphere =63 radius of sphere =31.2cm now, total surface area sphere =4πr 2 =4×22/7×31.5×31.5 = 4×22/7×992.25 =87318/7 =12474cm2
How is B related to D?
How is P related to N if L is a female?
Prashant Arora has three children - Sangeeta, Vimal and Ashish. Ashish married Monika, the eldest daughter of Mr. and Mrs. Roy. The Roys married their y...
How is S related to R, if T has only one daughter?
How is W related to T?
How is H related to J?
How is T related to X?
How is P related to S?
In a family of three generations there are six family members i.e. J, K, L, M, N, and O. O is the Son in law of J. K is the brother in law of M who has...
A + B means B is brother of A.
A - B means A is mother of B.
A x B means A is father of B.
A ÷ B means A is son of B.
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