QUES: Q: Why is lime often added to glass?
A: The resulting glass contains about 70 to 74% silica by weight and is called a soda-lime glass.
Does the answer answer the question?

ANS: no

QUES: Q: Who is the first state in India to have every family have a bank account?
A: Himachal is extremely rich in hydro electric resources.
Does the answer answer the question?

ANS: yes

QUES: Q: Where are equine events hosted?
A: Other major sporting events include Thoroughbred and Quarter horse racing circuits at Remington Park and numerous horse shows and equine events that take place at the state fairgrounds each year.
Does the answer answer the question?

ANS: yes

QUES: Q: Prior to 1948, how many Jews were living in lands which now make up the Arab world (excluding Israel)?
A: Lebanon was the only Arab country to see a temporary increase in its Jewish population during this period, due to an influx of refugees from other Arab countries, although by the mid-1970s the Jewish community of Lebanon had also dwindled.
Does the answer answer the question?

ANS:
no