1. A Nobel prize would NOT be given to-
2. The value of machine is TK.6250. Its value decreases by 10% during the first year, 20% during second year and 30% during the third year. What will be the value of the machine after 3 years?
3. The treasures "of" the ancient world "they" never "cease" to "amaze" us. "No Error"
4. Scientists have speculated that the destruction of Earth's ozone layer would --------- us to damaging ultraviolet rays.