Find the similar sequence,
8,40,56
(a). 3,15,21
(b). 7,28,49
(c). 5,20,45
(d). 6,24,36

• (a) 3,15,21
  (8*5=40) & (8*7=56) similarly (3*5=15) & (3*7=21)
• 11 years agoHelpfull: Yes(2) No(0)
• 8*1=8
  8*5=40
  8*2=16
  40+16=56 similarly
  3*1=3
  3*5=15
  3*2=6
  15+6=21
  so option is correct
• 11 years agoHelpfull: Yes(0) No(0)
• Ans - A
  In Questioin 8, 40, 56, the difference between first two is touble the diffence between last two, i.e 32 & 16. Only Answe A is satisfiying with the same.
• 11 years agoHelpfull: Yes(0) No(0)
• 8*1=8,8*5=40,8*7=56 answer is (a) because 3*1=3,3*5=15,3*7=21
• 8 years agoHelpfull: Yes(0) No(0)