If the flexural strength of a pavement is 45 and it‚Äö√Ñ√∂‚àö√ë‚àö¬•s stress is 40 then factor of safety is$

If the flexural strength of a pavement is 45 and it‚Äö√Ñ√∂�

1.	If the flexural strength of a pavement is 45 and it‚Äö√Ñ√∂‚àö√ë‚àö¬•s stress is 40 then factor of safety is$
A.	1
B.	1.1
C.	1.15
D.	1.2
Answer» D. 1.2