1 votes 1 votes Find next number in series? 15,10,5,150,16,12,4,192,20,15,5,....? Quantitative Aptitude quantitative-aptitude number-series + – rahul sharma 5 asked Jul 20, 2017 retagged May 18, 2021 by Shiva Sagar Rao rahul sharma 5 1.5k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 1 votes 1 votes It is a set of four numbers a, b, c, d where a and b are given we need to check pattern for c and d. for c it is a - b. and for d it is a * b. so talking the last pattern a = 20, b = 15, c = 20 - 15 d = 20 * 15. So d = 300. Shubhanshu answered Jul 20, 2017 selected Jul 20, 2017 by rahul sharma 5 Shubhanshu comment Share Follow See all 0 reply Please log in or register to add a comment.
1 votes 1 votes answer is: 300 (15*10) (16*12) (20*15) ⇓ ⇓ ⇓ 15 , 10 , 5 , 150 , 16 , 12 , 4 , 192 , 20 , 15 , 5 , 300 ⇑ ⇑ ⇑ (15-10) (16-12) (20-15) amrendra pal answered Aug 21, 2017 amrendra pal comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes 15,10,5,150,16,12,4,192,20,15,5 first two numbers difference is 15-10=5 is third number 15*10=150 is the fourth number 16-12=4 is seventh number 16*12=192 is Eigth number 20-15=5 is Eleventh number 20*15=300 is Twelth number so answer is 300 saipriyab answered Oct 15, 2017 saipriyab comment Share Follow See all 0 reply Please log in or register to add a comment.