Answer: The answer to your question is -1 because 16 is -1 to 15.
100 < 50(1.12)t
2 < (1.12)t
ln 2 < t ln (1.12)
0.6931 < t(0.1133)
6.117 < t
D. 50% will be long haired and 50% short haired
5/3. / 35/6
5/3 * 6/35= 30/105= 6/21= 2/7. The answer to the question is b. 2/7