1. What is the number of ways of arranging the letters of the word 'BANANA' so that no two N's appear together?
(a) 40
(b) 60
(c) 80
(d) 100
Ans: (a)
2. Consider the equation (x - p) (x - 6) + 1 = 0 having integral coefficients. If the equation has integral roots, then what values can p have?
(a) 4 or 8
(b) 5 or 10
(c) 6 or 12
(d) 3 or 6
Ans: (a)
3. What is the equivalent binary number of the decimal number 13.625?
(a) 1101.111
(b) 1111.101
(c) 1101.101
(d) 111l.111
Ans: (c)
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