Text: the maximum speed limit is 40 km / hour. on dirt roads and 50 km / hr. on the road with paved runways.

Correct capitalization: The maximum speed limit is 40 km / hour. on dirt roads and 50 km / hr. on the road with paved runways.

Text: 28:5 and the angel answered and said unto the women, fear not all of you: for i know that all of you seek jesus, which was crucified.

Correct capitalization: 28:5 And the angel answered and said unto the women, Fear not all of you: for I know that all of you seek Jesus, which was crucified.

Text: cereals, pastries and snack foods all require precise baking protocols.

Correct capitalization: Cereals, pastries and snack foods all require precise baking protocols.

Text: the question was put by history far more concretely and sharply.

Correct capitalization:
The question was put by history far more concretely and sharply.