PLS HELPP

a) One cut of a wooden stick produces two pieces. Two cuts produce three pieces. Three cuts produce four pieces. How many pieces are produced by five cuts and by six cuts? Justify.

b) One cut of a wooden stick produces two pieces. Two cuts produce three pieces. Three cuts produce four pieces. Predict the nth-term (n is a positive integer) formula for the number of pieces of wooden stick that are produced by n cuts of a wooden stick.

c) You save a P15.00 on day 1. On each of the following days you save double the amount of money you saved on the previous day. How much money will you have after: a) 8 days ? b) 12 days ? c) n days ? Justify.