For the following questions answer them individually
A boat’s speed with the current is 15 kmph and the boat’s speed against the current is 5 kmph. What is the speed of the current?
An express train travelled at an average speed of 75 km/h stopping for 5 min every 125 km. How long did it take to reach its destination 375 km from the starting point?
Ramesh is thrice as old as Kishore and Nirmal is half the age of Ramesh. If the sum of their ages is 99, then what is the age of Nirmal?
What is the number of words formed from the letters of the word ‘JOKE’ So that the vowels and consonants alternate?
Directions for the following five questions: Study the following bar-graph and pie-chart carefully to answer the questions given below.