1. What numbers should replace the question marks ?
1,4,9,16,25,?,?,?
A:- 36,49,64
1*1 = 1
2*2 = 4
3*3 = 9
4*4 = 16
5*5 = 25
6*6 = 36
7*7 = 49
8*8 = 64.
2. What number should replace the question mark ?
1,2,6,24,120,?
A:- 720
1! = 1
2! = 1*2 = 2
3! = 1*2*3 = 6
4! = 1*2*3*4 = 24
5! = 1*2*3*4*5 = 120
6! = 1*2*3*4*5*6 = 720.
3. What should replace the question mark ?
1,1,2,3,5,8,13,?
A:- 21
1
1
1+1 = 2
1+2 = 3
2+3 = 5
3+5 = 8
5+8 = 13
8+13 = 21.
1,4,9,16,25,?,?,?
A:- 36,49,64
1*1 = 1
2*2 = 4
3*3 = 9
4*4 = 16
5*5 = 25
6*6 = 36
7*7 = 49
8*8 = 64.
2. What number should replace the question mark ?
1,2,6,24,120,?
A:- 720
1! = 1
2! = 1*2 = 2
3! = 1*2*3 = 6
4! = 1*2*3*4 = 24
5! = 1*2*3*4*5 = 120
6! = 1*2*3*4*5*6 = 720.
3. What should replace the question mark ?
1,1,2,3,5,8,13,?
A:- 21
1
1
1+1 = 2
1+2 = 3
2+3 = 5
3+5 = 8
5+8 = 13
8+13 = 21.
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