Question
Which of the following produces more severe burns?
Solution
A burn is an injury to the body's tissue resulting from heat, chemicals, electricity or sunlight. Burns are often classified as first degree (those causing damage to the outer layer of the skin, the epidermis), second degree (causing deeper damage to the dermis, the layer beneath the epidermis), third degree (those causing the deepest and most severe damage destruction of all layers of the skin and damage to tissues underneath.
A bike travels the same distance in 'h + 2.5' hours compared to a truck's 'h' hours from point 'P' to point 'Q'. Should the trip be completed in half by...
- A bus leaves town 'X' at 9:30 AM heading towards 'Y' at a speed of 50 km/h. A van starts from the same place at 11:00 AM towards 'Y' at 70 km/h. At what ti...
 A train completes a journey in 5 hrs with a speed of 50 km/hr. At what speed must it travel to complete the journey in 5 hrs?
A car running with a speed of ‘x’ m/sec makes 5 rounds of a circular field having radius 42 metres, in 10 seconds. Find the time taken by car to cov...
- A taxi moving at a speed of 72 km/h covers a distance of 108 km. If the speed is increased by 50%, how much time (in minutes) will the taxi take to travel ...
 A car travels at a speed of 60 km/h for the first 2 hours, then at 80 km/h for the next 3 hours, and finally at 100 km/h for the last 1 hour. What is th...
A car moves with a speed of ‘z’ km/hr. After 3 hours, it increases its speed to (z + 20) and travels for 2 hours. If the ratio of the distance cover...
I walk a certain distance and ride back taking a total time of 37 minutes. I could walk both ways in 55 minutes. How long would it take me to ride both ...
Parag starts chasing a Vipul, 4 hours after the Vipul starts running. Parag takes 5 hours to catch the Vipul. If the average speed of the Parag is 18 km...
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...