Question
In the following question, select the missing number
from the given series. 1, 3, 7, 13, ?, 31ÂSolution
The correct answer is A
- Anita takes 3 hours to travel from city 'A' to city 'B' at the speed of 60 km/h. After that, she increases her speed by 40% and takes 2 hours to travel fro...
Ram needs to cover a certain distance to reach his destination. When he drives at a constant speed of 24 km/h, he arrives 2 hours later than planned. Ho...
A car travels 150 km at a speed of 50 km/h and then 180 km at a speed of 60 km/h. Find the total time taken and the average speed for the whole journey.
A passenger train takes 3 hours less for a journey of 180 km, if its speed is increased by 2 km/hour from its usual speed. Find the usual speed of the t...
A train covers a distance of 120 km at the speed of 75 km/h the next 63 km distance covers with a speed of 45 km/h and last 90 km with the speed of 40 k...
If a man cycles at 10 km/hr, then he arrives at a certain place at 1 p.m .If he cycles at 15 km/hr, he will arrive at the same place at 11 am At what sp...
A girl walks to her college at (5/6) of her normal speed and reaches 25 minutes late. Find how long she normally takes to reach college.
Tanuj can make a toy in 6 hrs. 50 minutes and 26 seconds. How much time will he take to make 5 such toys?
A motor-cycle covers 60 km with a speed of 20 km/hr. find the speed of the motor-cycle for the next 60 km journey so that the average speed of the whole...
A train is travelling at the rate of 45 km/hr. How many seconds it will take to cover a distance of 5/8 km?
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