Arpan Patel Crack Aptitude Test
What is the next number in this series?
1 4 10 19
A. 33 B. 31 C. 30 D. 25 E.38
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Shaily Shah likes this

Chirag Patel

B. 31
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Joydip Panchal

31
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Shaily Shah

31
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Agravat Hemang

31
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Naiya Prajapati

how 31??can any 1 explain it??
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Sneha Tandel

here in 1st... 1+(3*1)= 4.......... 2nd 4+(3*2)=10....... 3rd 10+(3*3)=19............ 4th ans 19+(3*4)=31
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Hothi Sagar

31
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