Question
What is the maximum trial speed achieved by China’s
CR450 bullet train?Solution
China’s CR450 bullet train achieved a record 450 kmph during trial runs on the Shanghai–Chongqing–Chengdu route, making it the fastest train in the world. Developed over five years, it completed nearly 6 lakh km of testing and features innovations such as a 15-metre nose cone and a 55-tonne weight reduction, improving energy efficiency and speed.
What is the area of the circular Track?
Statement-I: The area of equilateral triangle that can be inscribed in circular Track is 48√3 m2
What is the age of a class teacher?
I. There are 13 students in the class.
II. The average age of students and the teacher is 16 years.
How many days will it take for 4 boys and 10 girls to complete the task?
Statement I: A group of 5 boys and 8 girls can finish the task in 12 da...
The question consists of two statements numbered “I and II” given below it. You have to decide whether the data provided in the statements are suffi...
What is the monthly salary of Amit?
Statement I. Amit spends one-third of his salary on household expenses, one –fourth on travel expenses...
What was the sum of the ages of the father and the daughter 5 years earlier?
A. Ratio of the father’s present age to the daughter’s age af...
What is the area of a circular field?
I. The area of the largest square that can be inscribed in the given circular field is 450 cm².
II....
The question consists of two statements numbered "I and II" given below it. You have to decide whether the data provided in the statements are suicient ...
Find the area of a rhombus.
A. Sum of the squares of the diagonals is 256 m².
B. Perimeter of the rhombus i...
What is the area of the square?
I. The diagonal of the square is the 6√3m.
II. The perimeter of the square is 48m.
