Question
Rani and Kavi undertake to do a work together for Rs.
600. Rani alone can do it in 15 days and Kavi alone in 20 days. But with the assistance of Rita they finish it in 5 days. Find the share of Rita?Solution

Which of the following is NOT a bacterial disease?
Which vitamin is often referred to as the 'beauty vitamin'?
Animals that lack a body cavity are known as __________.
Urine is produced in ______.
__________results in the formation of zygote.
Respiration occurs in which part of the cell?
Match List-I with List-II :
Which of the following is a symptom of protein-energy malnutrition (PEM)?
How many molecules of ATP are released from one glucose molecule during anaerobic respiration?
Which of the following is the smallest known flowering plant?