suppose we want to choose 6 letters without replacement from 13 distinct letters. A) how many ways can this be done if order does not matter? B) how many ways can this be done if order of choices matters

A) 1716   B) 1235520

Step-by-step explanation:

Given, Total distinct letters = 13

To choose = 6 letters

A) Number of ways to choose (if order does not matter)=

B) Number of ways to choose (if order matters)=

Hence, A) 1716   B) 1235520

whatever you can spend with $11.53 or under.

step-by-step explanation:

20 - 8.47 = 11.53. take away the money he used for lunch from the starting amount of 20.