Which model shows the probability of randomly selecting each color button from her bag?

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

See attachment below and find the equivalent of tan(∠qsr)

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83