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Relations And Functions
In a group of 50 people, 30 like to play cricket, 25 like to play football and 32 like to play hockey. Assume that each person in the group likes to play at least one of the three games. If 15 people like to play both cricket and football, 11 like to play football and hockey and 18 like to play cricket and hockey. Find :
(a) How many like to play all three games?
(b) How many like to play only football?
(c) How many like to play only hockey?
(d) How many like to play exactly one game?
sollution not provided
Ans. (a) 7 (b) 6 (c) 10 (d) 20
Some More Questions From Relations and Functions Chapter
Collection of beautiful girls in India.
Fill in the blanks in the following table:
Numbers
Closed under
Addition
Subtraction
Multiplication
Division
Rational numbers
Yes
Yes
No
Integers
Yes
No
Whole numbers
...
Yes
Natural numbers
No
Numbers
Closed under
Addition
Subtraction
Multiplication
Division
Rational numbers
Yes
Yes
No
Integers
Yes
No
Whole numbers
...
Yes
Natural numbers
No
i9 + i19
3(7 + i7) + i(7 + i7)
Express each of the complex number given in the form of a + ib.
(1 - i) - (-1 + i6)
(1 - i) - (-1 + i6)
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Mock Test Series
Mock Test Series