For the following questions answer them individually
P and Q can do a work in 8 days. Q and R can do the same work in 12 days. P, Q and Rtogether can complete it in 6 days. P and R together can do it in how many days?
Which of the following mobile applications won the Platinum under Best Mobile App category in Digital India Awards 2018?
Instead of dividing a number by 21, a student did the division by 12 and got the answer 35. What is the correct answer?
In a group of students, $$\frac{1}{5}$$ are aged below 8 years. Of the remaining $$\frac{2}{5}$$ are above 8 years. What fraction of the students are exactly 8 years of age?