Latest self Aptitude Question SOLUTION: find the next number in the sequence 5,7,10,15,22,-

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(#M40010751) SELF General Ability question missing number Keep an EYE

find the next number in the sequence

5,7,10,15,22,-

jomon v j (12 years ago)

Unsolved Read Solution (6)

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Read Solution (6) :

SDeep Bhattacharya  (12 years ago)

It is very easy..
calculate the value {(n+1)th term - nth term}

The reslt will readily produce.
If we calculate {(n+1)th term - nth term}, we will get :
2,3,5,7: all are consecutive primes starting from 2.
So,evidently, the next term in the above will be the next prime in the seq,i.e, = 11

So, the answer will be 22+(11) =33.

Thanks to All..:-):-) ..

Is this solution Helpfull? Yes (11) | No   

Madhu  (12 years ago)

33 is the answer
sequence is
5,7,10,15,22,33
the difference between the numbers are,
5+2,7+3,10+5,22+11,
2,3,5,7,11
all these are prime numbers.
so the nexr prime number after 7 is 11.

Is this solution Helpfull? Yes (2) | No (4)  

Sakshi sharma  (12 years ago)

5+2=7
7+3=10
10+5=15
15+7=22
22+11=33
prime nos. are being added to each no...

Is this solution Helpfull? Yes | No (4)  

mansi patil  (12 years ago)

there is a difference involving consecutive prime numbers..so the next prime number that has to be added is 11..answer is 33

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nakkasireesha  (6 years ago)

the next number is 31

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Shraddha  (5 years ago)

the difference between each digit is a prime number like
7-5=2
10-7=3
15-10=5
22-15=7
so
next is 11
X-22=11
so x=33

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