Four prime numbers are written in ascending order. The product of the first three is 385 and that of the last three is 1001. Which one is the largest prime number among them?
Option
(a) 7
(b) 11
(c)17
(d) 13

• 385=5*7*11
  1001=7*11*13
  so 4 prime no.s are 5,7,11,13
  
  largest prime number=13
  (d) 13
• 10 years agoHelpfull: Yes(2) No(1)
• 13..and thats so easy ..just cmpute the l.c.m of the number given :D
• 9 years agoHelpfull: Yes(0) No(0)
• how can we solve this
• 9 years agoHelpfull: Yes(0) No(0)