Question
Calculate the volume of a sphere whose diameter measures
21 cm. (Take π = 22/7)Solution
Volume of sphere = (4/3) X π X radius3 Radius of the given sphere = (21/2) cm So, required volume = (4/3) X (22/7) X (21/2) 3 = 4851 cm3 Hence, option a.
Find the missing term.
   In each of the following questions, select the related number from the given alternatives:
8/15 : 2/5 : : 16/21 : ?
Select the missing number from the given responses.Â
Find the missing term:
Find the missing number.
20, 30, 42, 56, 72, ?
- Study the given pattern carefully and select the number that can replace the question mark [?] in it.
First row: 10, 6, 964
Second row: 7, 3... Find the missing term in the following series:
43 44 ? 69 185
...Find the missing number by analysing the pattern followed by the numbers in each row.
Study the given pattern carefully and select the number that can replace the question mark (?) in it.
 First row: 84, 42, 49
Second row: ...
Study the given pattern carefully and select the number that can replace the question mark [?] in it?
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