Mute Cycled To Raise Funds For A Charitable Organisation.On The First Day,he Cycled 40km.For The First 10 Days.He Cycled 3km Less On Each Subsequent Day.Theafter,he Cycled 2km Less On Each Subsquent Day .(A)Find Distance Cycled On The Tenth Day,(b)distance Cycled On The Sixteenth Day(c)if Mute Raised Kshs 200 Per Km,calculate The Amount Of Money Collected

just another AP problem.

a = 40
d = -3
so the 10th term is 40-27 = 13
That is the start of a new AP, with
a = 13
d = -2
and now you should be able to answer the questions.
Post your work if you get stuck.