The next term in the sequence 15, 17, 20, 22, 25,... is

(a)

28

(b)

29

(c)

27

(d)

26

What will be the 25^th letter in the pattern? ABCAABBCCAAABBBCCC,...

(a)

B

(b)

C

(c)

D

(d)

A

The difference between 6^th term and 5^th term in the Fibonacci sequence is

(a)

6

(b)

8

(c)

5

(d)

3

The 11^th term in the Lucas sequence 1, 3, 4, 7, ... is

(a)

199

(b)

76

(c)

123

(d)

47

If the Highest Common Factor of 26 and 54 is 2, then HCF of 54 and 28 is...

(a)

26

(b)

2

(c)

54

(d)

1