Question
Consider the following statements in reference to
the Phylogenetic classification system. 1. It shows an evolutionary relationship between various organisms on the basis of descent from a common ancestor. 2. In this system, the cladistics method is used in generating phylogenetic trees. 3. It was proposed by Swedish Botanist Carolus Linnaeus. Which of the statements given above is/are correct?Solution
The correct answer is B
Three years ago, the ratio between the ages of 'A' and 'B' was 4:5, and eight years from now, the ratio will be 6:7. If 'C' is 12 years older than 'A', ...
4 years ago, the ratio of the ages of A and B was 2:3 and after 4 years it will become 4:5. Find their present ages.
The ratio between the present age of Beena and Meenal is 4:7, where Sumit is 6 years younger than Meenal then find the ratio of their ages 8 years hence.
The average age of a group of 40 people is 22 years. If the age of 5 people is excluded, the average age decreases by 1 year. What is the average age of...
The average age of (x + 4) students is 14 years. When a tutor aged 30 years is included, the average increases by 1 year. Find x% of 900.
The respective ages of a mother and her daughter are 30 and 8 years. In how many years will the mother be thrice as old as her daughter?
The age of 'P' five years from now will be equal to the age of 'Q' four years before now. Additionally, twice the current age of ...
In a classroom there are 15 boys and 13 girls. Average age of each boy and each girl is 21 years and 17 years respectively. The sum of ages of all the b...
The ages of B and C are in the ratio 2:3, and the product of the ages of A and B is 768 years, with A's current age being x years. If the ratio of the a...
A fruit seller bought 186 bananas at the rate of ₹72 per dozen. He found that 35 bananas were rotten and could not be sold. He sold the re...