A bakery has 4 varieties of pastries. Each variety is having many number of pastry. I want to purchase of 10 pastries such that I get to taste each variety. How many ways to purchase?	Choose the correct option
A) 72
B) 65
C) 84
D) 59
E) 91
no. of varieties = 4   Let they are A,B,84,D   Required answer is 9843 = 9!/6!*3! = 84   Answer is 84
<result>C</result>
A bakery has 4 varieties of pastries. Each variety is having many number of pastry. I want to purchase of 10 pastries such that I get to taste each variety. How many ways to purchase?