Question
The world’s first ever vaccine that was developed to
confer protection to honeybees against which disease?Solution
US has approved the first-ever vaccine for honey bees which will confer protection from the American foulbrood disease.
Present average age of 4 friends: ‘A’, ‘B’, ‘C’ and ‘D’ is 30 years. If their ages are in the arithmetic progression in the same order a...
At present Neeta is thrice Sita’s age. Eight years hence the respective ratio between Neeta and Sita’s age will be 5:2. What is Neeta’s age after ...
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Five years from now, the age of Arjun will be 28 years. Six years from now, the ratio of ages of Arjun and Varun will be 4:5 respectively. After how man...
Present age of ‘A’ is 25% more than that of ‘B’. If 22 years hence from now, ‘B’ will be 20 years younger than ‘A’, then find the sum of...
A’s age is 180% of what he was 5 years ago, But 90% of what it will be after 5 years. What is his present age?
Three years ago, the ratio of ages of ‘Ravi’ and his sister was 3:4. Three years from now, the ratio of ages of Ravi and his mother will be 2:5. In ...
