a number in my little black book

The word 'Induction' means method of reasoning from individual cases to general ones or from observed instances to unobserved ones. Many important mathematical formulae are such that a result is formed by some means which does not provide for a direct proof. Mathematical Induction is a principle by..

The countable numbers are called Natural Numbers. Therefore 1 is the smallest or least of all natural numbers. The highest natural number cannot be said because Natural numbers are infinite. The set of Natural numbers is a subs..

Consider two bodies of equal surface areas suspended in a room. One of the bodies has a polished surface and the other is painted black. After sufficient time, the temperature of both the bodies are equal to the room temperature. As the surface areas of the bodies are the same, equal amou..

Joe has 5 books and his brother has 7 books. Choose a number sentence to find the number of books they have all together. => 7 - 5 = 13 or 7 - 5 = 12 or 5 + 7 = 13 or 5 + 7 = 12..

45 books are to be divided into 2 equal sets. Find the number of books in each set and how many books will be left over? => 20, 5 or 22, 2 or 22, 1 or 90, 2..

Find from the graph the number of pages in 30 books. => 1750 or 1500 or 1250 or 1000..

Could the number of pages you have read in a book and the number of pages you are yet to read in the same book be represented by an inverse relation? => No or Yes..

A librarian has a record of the number of books on each subject present in the library. Find the number of books on Science present in the library. => 20 or 22 or 24 or 23..

Identify a table that correctly represents the number of shelves and the number of books they have, if each shelf holds 7 books. => Table 1 or Table 2 or Table 4 or Table 3..

There are 2,024 books that need to be kept in racks. There are 8 racks. Mike wants to put the same number of books in each rack. How many books will fit into each rack? => 253 or 123 or 153 or 223..