Asked by Anonymous
A taco stand sells tacos with any three ingredients for a flat price of $1.25. Additional ingredients cost $0.50 each. There are ten different possible ingredients. How many different types of tacos costing $2.25 can be made at the stand?
A. 160
B. 252
C. 345
D. 452
E. 610
A. 160
B. 252
C. 345
D. 452
E. 610
Answers
Answered by
Reiny
to cost $2.25 there must have been 5 ingredients on each of the tacos.
number of ways to choose 5 from 10
= C(10,5) = 252
number of ways to choose 5 from 10
= C(10,5) = 252
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