Answer:
B
Step-by-step explanation:
2 × ( 3x + 6 )° + ( 16x + 14 )° = 180°
22x + 26 = 180
22x = 154
x = 7
m<PQS = m<SQR
4y - 10 = 2y + 10
2y = 20
y = 10
m<PQR = m<PQS + m<SQR
= 4y - 10 + 2y + 10
= 6y
= 6•10
= 60