Question
Which of these options will keep your online information
safest?Solution
If someone discovers your password, no matter how strong it is, they can use that against you if you don't change up your passwords between sites.
If a car runs at 36 km/hr, it reaches its destination late by 15 minutes but if runs at 45 km/hr it is late by 9 minutes. What is the correct time for t...
1000 metres long train crosses a man who is moving in the same direction with a certain speed, in 40 seconds. If the same train can cross a tree in 20 s...
The ratio of the speed of 'B' to that of 'C' is 1:2. 'B' covers 'I' km in 9 hours and 'C' covers (I + 90) km in 6 hours. Find the time taken by 'D', who...
Dipti travels to her office at a speed of 45 km/h and returns at a speed of x km/h. If her average speed for the entire journey is 36 km/h, calculate th...
P' travelled from Delhi to Agra, covering a total distance of 396 km. For the initial three hours, he maintained an average speed of ‘a’ km/h. After...
A Bike has to cover a distance of 120 km in 15 hours. If it covers half of the journey in 3/5th of the time, the speed to cover the remaining distance i...
The bike reduces its speed by 20 km/h and, because of this reduction, it takes 50% more time to cover the same distance as before. Find, the original sp...
A and B are travelling towards each other with a speed of 50 km/hr and 60 km/hr. If they started at same time and A covered 26 km less distance than B b...
Ratio of speeds of ‘A’ and ‘B’ is 2:3, respectively. If they participate in a 450-metre race and ‘B’ gives ‘A’, ahead start of ‘m’ m...
A biker travels at a speed of 32 km/hr for 6 hours each day on all days except Sunday. If his journey starts on a Wednesday, on which day will he reach ...
Relevant for Exams:
