. In a hotel we can order two types of varities,but we can make 6 more variteis in home.One can choose the four varities with two from hotel as must.Find how many ways one can order.
a)14
b)15
c)56
d)28

• varieties of hotel are already used so we are left with 6 from home out of any 2 can be selected in 6C2=15 ways.
• 9 years agoHelpfull: Yes(4) No(0)
• 2c2*6c2
  =15
  
• 9 years agoHelpfull: Yes(3) No(1)
• 6p4===15 ans
• 9 years agoHelpfull: Yes(2) No(2)
• ans is 56
  2p2 + 6p2+ 2p16p1*2
• 9 years agoHelpfull: Yes(0) No(2)