Question
Which of the following options is correct regarding
sexually transmitted disease (STD)? Statement A: Sexually transmitted diseases (STDs) are infections transmitted from an infected person to an uninfected person through sexual contact. Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.Solution
The correct answer is C
- Nisha travels the first half of her journey at a speed of 80 km/hr and the second half at the speed of âxâ km/hr. If her average speed for the entire t...
A bus takes 90 minutes to cover 135 km. If its speed is reduced by 15 km/h, find the new time required to cover the same distance.
Walking at 3/ 4 of his usual speed, a man is 1 1/ 2 hr late. His usual time to cover the same distance (in hours) is?
A motor-cycle covers 90 km with a speed of 40 km/hr. find the speed of the motor-cycle for the next 90 km journey so that the average speed of the whole...
Anshul lives on 19th floor and Keshav lives on 46th floor. Anshul goes up at a rate of 24 floors per minute and Keshav comes down at a rate of 30 floo...
- A car is 2,400 metres ahead of a truck when the truck starts chasing at a speed of 32 m/s. The car is moving at 24 m/s. How much time will the truck take t...
- Neha rows a boat at the speed of 10 km/h and covers a distance in 12 hours. How fast must she row to finish the same trip in 8 hours?
- The speed ratio of Renu and Meenu is 4:5, respectively. Renu travels a distance of 300 km from point 'A' to 'B', while Meenu covers the same distance but i...
The average speed of a bus is 6/7 of the average speed of a car which covers 3500 km in 60 hrs. What is the average speed of the bus?Â
A train 180 meters long is moving at a speed of 72 km/h. How long will it take to cross a platform 120 meters long?
