Which is the smallest no divides 2880 and gives a perfect square?
option
a) 1
b) 2
c) 5
d) 6

• factors of 2880= 2*2*2*2*2*2*3*3*5
  thus dividing by 5 makes it perfect square
  ans: c
• 14 years agoHelpfull: Yes(23) No(1)
• use back solving technique. try dividing the given number with all the given options and find out which gives a perfect square. now 2880/5=576 and 576 is a perfect square.
• 14 years agoHelpfull: Yes(3) No(1)
• ans is c)5
  2880 divides by 5 it gives 576
  24*24=576
  its a perfect square
• 14 years agoHelpfull: Yes(1) No(1)
• 2880/5=576
  576=24*24
  so answer is 5
• 14 years agoHelpfull: Yes(1) No(0)