I need help with this. I relly need this

What is the most accurate measurement of 1 pound

Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?