Answer:
D.
x = 31; m∠ROS = 62°
Explanation:
we know that a right angle is always 90 degrees, so we subtract 90° by ∠QOR:

Then we insert the 62 with the (2x)

we divide both sides by 2 and we get:

so the answer is D
x is equal to 31 and we can multiply 31 by 2 and we can get 62°