STATIC GK | Railway NTPC CBT 2 & Group D | CLASS 01 By Gaurav Sir

The second class railway fare for 240 km of journey is Rs 15.00. What would be the fare for a journey of 139.2 km?

Read the information given below and answer the questions that follow : There are 60 students in a class. These students are divided into three groups A, B and C of 15, 20 and 25 students each. The groups A and C are combined to form group D. What is the average weight of the students in group D?

The average of 80 boys in a class is 15. The average age of a group of 15 boys in the class is 16 and the average age of another 25 boys in the class is 14. What is the average age of the remaining boys in the class? (a) 14 (b) 14.75 (c) 15.25 (d) Cannot be determined (e) None of these

The area of cross-section of a railway track is 0.01 m^2 . The temperature variation is 10^@C . Coefficient of linear expansion of material of track is 10^(-5)//^@C . The energy stored per meter in the track is ______ J/m. (Young's modulus of material of track is 10^(11) Nm^(-2) )

Consider the following statements in respect of class intervals of grouped frequency distribution: (1) Class intervals need not be mutually exclusive (2) Class intervals should be exhaustive. (3) Class intervals need not be of equal width. Which of the above statements are correct? (A) 1 and 2 only (B) 2 and 3 only (C) 1 and 3 only (D) 1, 2 and 3

The breadth of the railway broad gauge is approximately. A) 2.00 m B) 1.83 m C) 1.67 m D) 1.33 m

The students in a class can be divided into groups of 2,3,5 and 6. What is the least number of children this class can have.