Converting their ages to months:
12*12=144months + 3 months
=147 months
Now, 3 is equivalent to 147 months;
4 will be equivalent to;
4*147/3
= 196 months
= 16 years and 4 months
10.5 in^2 is the skinny rectangle
104 in^2 is the boat
24 in^2 is the flag
.20 I think
Because there is five divided equally