For the following questions answer them individually
If a certain sum becomes Rs.20720 in 4 years and Rs.24080 in 6 years, find the sum and rate of Simple Interest.
In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements :
1) All grasses are trees.
2) No tree is shrub.
Conclusions:
I. No grass is shrub.
II. Some shrubs are grasses.
Three taps P, Q and R are filled in a water tank to draw out water. Tap P fills 4 buckets in 24 minutes, Q fills 8 buckets in 1 hour and R fills 2 buckets in 20 minutes. All the taps are opened and the tank is emptied in 2 hours. If a bucket holds 10 litres of water, what is the capacity of the tank?