The question is an illustration of selection (or combination)
The number of lock combination is 343
The given parameters are:
<em />
<em> --- the number of digits to select from</em>
<em />
<em> --- the number of digits the lock uses</em>
<em />
Because the digits can be repeated, the number of lock combinations is:

So, we have:


Hence, the number of lock combination is 343
Read more about combinations at:
brainly.com/question/15301090
2? bc if x=7 then it equals 2(7) which is 14 sooo i believe either 7 or 2
Answer:
s= 10 + 2.50w
explanation:
the amount of money in your savings is equal to the initial $10 you had before you started saving 2.50 per week. weak week $2.50 is added to the savings. 2.50w can be seen as 2.50 times the amount of weeks. say you were 3 weeks into saving, you would do 10 + 2.50(3) to find the amount of money you have.
Every month your balance includes the original amount (100%) and the added the monthly interest (1.42%) so each month the balance will be 101.42% of pior month's balance move the decimal point two points two places to the left to make that into a decimal
So the answer is 101.42