Basic Mathematics

Q: What is the length of the diameter of a circle of radius 8 cm ?

(a) :  4cm
(b) :  12cm
(c) :  8cm
(d) :  16cm
(e) :  none
Answer:  16cm
Explanation:  

Q: All the subsets of a set except the set itself are __________

(a) :  Opposite
(b) :  Improper subsets
(c) :  Proper subsets
(d) :  Adjesant
(e) :  none
Answer:  Proper subsets
Explanation:  

Q: Which of the following is the additive identity in the set of Whole numbers ?

(a) :  1
(b) :  zero
(c) :  -1
(d) :  any number
(e) :  none
Answer:  zero
Explanation:  

Q: f number of elements in a set is finite then the set is called ________

(a) :  Power set
(b) :  Infinite set
(c) :  Finite set
(d) :  Null set
(e) :  none
Answer:  Finite set
Explanation:  

Q: The range of f = {(a,x), (b,y), (c,y),(d,t)} is

(a) :  {b,y,t}
(b) :  {x,y,y,t}
(c) :  {x,y,t}
(d) :  {a,b,c,d}
(e) :  none
Answer:  {x,y,t}
Explanation:  

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