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India
Class XI

Classification of Numbers

Interactive practice questions

Which of the following is the set of all integers?

$\left\{0,1,2,3,\ldots\right\}${0,1,2,3,}

A

$\left\{\ldots,-3,-2,-1,0,1,2,3,\ldots\right\}${,3,2,1,0,1,2,3,}

B

$\left\{1,2,3,\ldots\right\}${1,2,3,}

C

$\left\{\ldots,-3,-2,-1,0\right\}${,3,2,1,0}

D
Easy
< 1min

Height above sea level is expressed as a positive quantity. Which set of numbers is the most appropriate for describing the position of a submarine relative to sea level?

Easy
< 1min

Answer the following questions about whole numbers.

Easy
< 1min

Fill in the blank so that the resulting statement is true.

Easy
< 1min
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Outcomes

11.SF.S.1

Sets and their representations. Empty set. Finite and Infinite sets. Equal sets. Subsets. Subsets of the set of real numbers especially intervals (with notations). Power set. Universal set. Venn diagrams. Union and Intersection of sets. Difference of sets. Complement of a set.

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