The triangles PTQ and RTS are similar; so the ratios of corresponding sides are equal.
Let us denote the unknown length SQ as x.
We could make the following similarity relation;

Cross multiply to obtain;

Therefore;

Therefore, the answer is option A
Answer: 3 for the first one. and 2 for the second
Answer:
16/15 or 1 1/15
Step-by-step explanation:
Subsitute p for 4/5
4/5+4/15
make common denominators
12/15+4/15
=16/15
Answer: x=1
Step-by-step explanation: