THe rider and the motorcycle mass togther will be 326.
237+89=326
Pretty sure the answer is B.
Answer:

Step-by-step explanation:
10 degrees Celsius is 50 degrees Fahrenheit.
The equation for C to F is below.
C(9/5)+32= F
Multiply C by 1.8 (or 9/5) then add 32.
10(9/5)+32= 50 F