What is the next number of the following sequence 1,1,2,6,24,....

M4maths Previous Puzzles

13 Jan 2014 Sequence What is the next number of the following sequence 1,1,2,6,24,....: OPtion
1) 36
2) 48
3) 54
4) 64
5) 72
6) 78
7) 81
8) 120
9) 124
10)None of these; Correct Option: 8 Best Solution (79)

Akanksha Mishra 10 years AGO

look upon the series carefully

1,1,2,6,24
1 * 1 = 1
1 * 2 = 2
2 * 3 = 6
6 * 4 = 24
24* 5 = 120
so answer will be 120

Like? Yes (20) | No (15)

Chandni Maurya 10 years AGO

ans=120
0!=1
1!=1
2!=1*2=2
3!=1*2*3=6
4!=1*2*3*4=24
similarly,
5!=1*2*3*4*5=120

Like? Yes (4) | No (1)

ROHIT UPADHYAY 10 years AGO

Factorial
fifth no. is -----> 5! = 5*4*3*2*1 =120

Like? Yes (2) | No (1)

julee verma 10 years AGO

1*1=1,
1*2=2
2*3=6
6*4=24
24*5=120
so answer =120

Like? Yes (1) | No

YUVAN SATHAIAH 10 years AGO

1
1*1=1
2*1=2
3*2=6
4*6=24
5*24=120
option is 8)120

Like? Yes (1) | No

lovely verma 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

LOGAN WOLVERINE 10 years AGO

720,5040 because you multiply continuously to the previous term i.e 1*2,2*3,6*4,24*5,120*6.....
so 120*6=720 an 720*7=5040

Like? Yes (1) | No

R.JOTHILAKSHMI 10 years AGO

1 2 6 24 120...
1 4 18 96
3 14 78
where each term is the previous term multiplied by n.

Like? Yes (1) | No

Devendra Marghade 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

Ganesh Hembram 10 years AGO

1 * 1 = 1
1 * 2 = 2
2 * 3 = 6
6 * 4 = 24
24* 5 = 120

Like? Yes (1) | No

anand madhav 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

RAJESH KUMAR SINGH 10 years AGO

1
1*1=1;
2*1=2;
3*2=6;
4*6=24;
5*24=120;

Like? Yes (1) | No

Dhanashri 10 years AGO

(1+1)*1=2;
(1+2)*2=6;
(2+6)*3=24;
(6+24)*4=120;

Like? Yes (1) | No

jayakumar 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

satyen nabar 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120.

Like? Yes (1) | No

Vijay Chauhan 10 years AGO

0! = 1,
1! = 1,
2! = 2,
3! = 6,
4! = 24,
5! = ?(120)...
factorial of 5 = 120 so answer is 120

Like? Yes (1) | No

chandan 10 years AGO

check them first

count 24=5th position

24*5=120

Like? Yes (1) | No

madanpal vishwakarma 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
then
24*5=120

Like? Yes (1) | No

g.soujanya 10 years AGO

1 1 2 6 24 120
multiplied by 1,3,5

Like? Yes (1) | No

bhavana wali 10 years AGO

1x1=1
1x2=2
2x3=6
6x4=24
24x5=120

Like? Yes (1) | No

NITESH KUMAR 10 years AGO

since first number i.e 1 is multiplied with 1 we get second number i.e 1 ,then the second number is multiplied with 2 we get third number i.e 2 and soon.
i.e:1
1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

mahima srivastava 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120
so option 8

Like? Yes (1) | No

Hemalatha 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120 so ans is D

Like? Yes (1) | No

Somya chaturvedi 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

Sudipta Mukherjee 10 years AGO

1*(1+0)=1
1*(1+1)=2
2*(1+2)=6
6*(1+3)=24
24*(1+4)=120

Like? Yes (1) | No

Arunabh Saxena 10 years AGO

If we divide 2nd no. from 1st no. and do it throughout the series.
the value of quotient is increasing by 1.
like
1\\1=1
2\\1=2
6\\2=3
24\\6=4
then it turn to have 5 in quotient
so we multiply 24 to 5
and the answer is 120.
thanks you all for reading my answer.

Like? Yes (1) | No

nandish 10 years AGO

1,1=(1+1)*1=2,
1,2=(1+2)*2=6,
2,6=(2+6)*3=24,
6,24=(6+24)*4=120,
24,120=(24+120)*5=720,
so series goes as 1,1,2,6,24,120,720......
hence answer is 120.

Like? Yes (1) | No

Chithra 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

arun prakash singh 10 years AGO

multiplay with increasing no. so 120

Like? Yes (1) | No

somashekhar 10 years AGO

1*1->1
1*2->2
2*3->6
6*4->24
24*5->120
So option # 8 is the right answer

Like? Yes (1) | No

ganachari nandini 10 years AGO

1x1,1x2,2x3,6x4,24x5

Like? Yes (1) | No

vishal singh thapa 10 years AGO

the next term as
1/1=1;
2/1=2;
6/2=3;
24/6=4;
120/24=5.
hence 120.

Like? Yes (1) | No

TEJASHWI PARIMAL 10 years AGO

1*1=1 (2nd no)
1*2=2 (3rd no)
2*3=6 (4th no)
6*4=24(5th no)
&
now;
24*5=120 (answer)

Like? Yes (1) | No

DHIRENDRA 10 years AGO

1
1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

Gopal_Singh 10 years AGO

1 divide by 1=1
2 divide by 1=2
6 divide by 2=3
24 divide by6=4
120 divide by24=5

Like? Yes (1) | No

P.SWETHA 10 years AGO

(1+1)*1=2
(2+1)*2=6
(6+2)*3=24
(24+6)*4=120

Like? Yes (1) | No

shaik akram 10 years AGO

1+1=2x1=2
2+1=3x2=6
6+2=8x3=24
6+24=30x4=120

Like? Yes (1) | No

Ankit Goyal 10 years AGO

1 * 1 = 1
1 * 2 = 2
2 * 3 = 6
6 * 4 = 24
24 * 5 = 120

Like? Yes (1) | No

Anand Sanmani 10 years AGO

Incrementing with multiple of respective number

Like? Yes (1) | No

DIVYA MURUGESH 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

Mrinal Kishor 10 years AGO

1 * 1 = 1
1 * 2 = 2
2 * 3 = 6
6 * 4 = 24
24 * 5 = 120

Like? Yes (1) | No

Krishna Chaitanya 10 years AGO

Given 1,1,2,6,24
the series is 1*1=1
and 1*2=2
2*3=6
5*4=24
24*5=120

Like? Yes (1) | No

RAKESH ROSHAN 10 years AGO

1 * 1 = 1
1 * 2 = 2
2 * 3 = 6
6 * 4 = 24
so next no will be
multiply of 24 by 5,
then we get 120
24 * 5 = 120

Like? Yes (3) | No (2)

Dipak Shaw 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

Deepak Sharma 10 years AGO

1+1=2 > 2*1=2
1+2=3 > 3*2=6
2+6=8 > 8*3=24
24+6=30> 30*4=120

Like? Yes (1) | No

surendhar 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

ASHISH MITTAL 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No

Shreya 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120=ans

Like? Yes (1) | No

pratibha Tiwari 10 years AGO

1
1*1=1
1*1*2=2
1*1*2*3=6
1*1*2*3*4=24
1*1*2*3*4*5=120
see diagonally..it is in sequence 1,2,3,4

Like? Yes (1) | No

NAGENDRA P 10 years AGO

1*1=1.1*2=2..2*3=6...6*4=24...
in the same way..24*5=120...
so option 8..

Like? Yes (1) | No

ponprakash 10 years AGO

1 x 2 = 2
2 x 3 = 6
6 x 4 = 24
24 x 5 = 120 ..

Like? Yes (1) | No

Abhishek Agarwal 10 years AGO

24*5=120

Like? Yes (1) | No

shiva 10 years AGO

it is a series of factorials
1! , 2! , 3! , 4! , 5!

Like? Yes (1) | No

lavanya 10 years AGO

1*1=1, 1*2=2, 2*3=6, 6*4=24, 24*5=120

Like? Yes (1) | No

amit bhagat 10 years AGO

here ,

0!=1
1!=1
2!=2
3!=6
4!=24
5!=120

Like? Yes (1) | No

saima amin 10 years AGO

it is because
(1+1)*1=2
(2+1)*2=6
(6+2)*3=24
(6+24)*4=120

Like? Yes (1) | No

swastik 10 years AGO

1x1=1
2x3=6
4x6=24
5x24=120
6x120=720
and so on

Like? Yes (2) | No (1)

Satya 10 years AGO

1X1=1
1X2=2
2X3=6
6X4=24
24X5=120
120X6=720

Like? Yes (2) | No (1)

K.Shyam Prasad Rao 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (2) | No (1)

mohan lal garg 10 years AGO

series in based on factorial
0!=1
1!=1
2!=1*2=2
3!=1*2*3=6
4!=1*2*3*4=24
same as next term is
5!=1*2*3*4*5=120

so ans ia 120
option 8

Like? Yes (6) | No (6)

Vinay Sipani 10 years AGO

1 , 1 , 2 , 6 , 24 , __

0! , 1! , 2! , 3! , 4!
=> Next term = 5! = 120

Like? Yes (1) | No (1)

FAISAL RIZWAN 10 years AGO

Given series 1,1,2,6,24,..
1*1=1
1*2=2
2*3=6
6*4=24
24*5=120
So option 8 is correct

Like? Yes (2) | No (2)

Dr.Dipin Singh 10 years AGO

1,1,2,6,24,..
0!=1
1!=1
2!=2
3!=6
4!=24
next 5!=120..... option 8

Like? Yes (2) | No (2)

RAKESH 10 years AGO

1,1,2,6,24,..
0!,1!,2!,3!,4!,..
next is 5!=120
(8) 120

Like? Yes (1) | No (1)

KRISHNAN 10 years AGO

Multiply the number you got in the previous answer by the next number in the 1,2,3... progression.

1*1 = 1
1*2 = 2
2*3 = 6
6*4= 24
24*5 = 120

Like? Yes (3) | No (3)

Udhaya kumar 10 years AGO

factorial of 0,1,2,3,4,5 respectively...........
0!=1
1!=1
2!=2
3!=6
4!=24
5!=120.........

Like? Yes (2) | No (2)

Naveen Pandey 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No (1)

Venkatesh KK 10 years AGO

It is a factorial series..
0!=1, 1!=1, 2!=2*1=2, 3!=3*2*1=6, 4!=4*3*2*1=24,

Therefore,
5!=5*4*3*2*1=120(option 8)

Like? Yes (1) | No (1)

Avishek Pattanaik 10 years AGO

0!=1
1!=1
2!=2
3!=6
4!=24
5!=120

Like? Yes (1) | No (1)

swethakottakota 10 years AGO

1, 1*1, 1*2 , 2*3, 6*4, 24*5, 120*6,.....this is the series.......

Like? Yes (1) | No (1)

AMIT JAISWAL 10 years AGO

1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (1) | No (1)

sudipta sadhukhan 10 years AGO

Multiply by 1, then multiply by 2,
then multiply by 3, and so on.

Like? Yes (1) | No (1)

pankaj chandra joshi 10 years AGO

1
,1*1=1
,1*2=2
,2*3=6
,6*4=24
,24*5=120

Like? Yes (1) | No (1)

rakesh 10 years AGO

1*1 =1 ,1*2=2,2*3=6,6*4=24,24*5=120

Like? Yes (1) | No (1)

Darsana K 10 years AGO

sequence is like ds
0! 1! 2! 3! 4! 5!
0!=1
1!=1
2!=2
3!=6
4!=24
5!=120

Like? Yes (1) | No (1)

Sourish Barman 10 years AGO

series is 1,1,2,6,24
so 1*1=1
1*2=2
2*3=6
6*4=24
24*5=120

Like? Yes (3) | No (3)

susmit 10 years AGO

1*1 = 1
1*2 = 2
2*3 = 6
6*4 = 24
Hence
24*5=120
Hence option no.(8)

Like? Yes (2) | No (3)

salma 10 years AGO

1*1 = 1
1*2 = 2
2*3 = 6
6*4= 24
24*5 = 120

Like? Yes (1) | No (2)

Devi Nallamilli 10 years AGO

24*5=120

Like? Yes (1) | No (2)

Dimple

India

Punjab

Time: 00:01:33

Points

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What is the next number of the following sequence 1,1,2,6,24,....

M4maths Previous Puzzles

13 Jan 2014 Sequence