Does the sentence "Thus if the calculated value is -4 the Gregorian equivalent of this date is February 24." provide a valid answer to the question "If you need a date of four days less, what do you subtract from the Julian calendar?"

A: yes

Does the sentence "Liquid H2 is used in cryogenic research, including superconductivity studies." provide a valid answer to the question "What research uses liquid H2?"

A: yes

Does the sentence "Upon this basis, along with that of the logical content of assertions (where logical content is inversely proportional to probability), Popper went on to develop his important notion of verisimilitude or "truthlikeness"." provide a valid answer to the question "What term does Popper use that roughly means verisimilitude?"

A: yes

Does the sentence "The government of Saint Helena produces its own coinage and banknotes." provide a valid answer to the question "The Saint Helena pound is at parity with what other currency?"

A:
no