Number Analogy -49 | Reasoning Classes for RRB Group D Exam| 17:60::24:? | #shorts

Number of groups in d-block

Direction: Read the following information carefully and answer the following questions. Statement I- There are 3 groups of students X, Y and Z and they study in different classes A, B and C. Number of students in class A is 120. Statement II- Number of students in class C is 80% of total number of students in class A and class B. Number of group X students in class A is 1/3rd of total number of students in class A. Total number of group X and group Y students in class B is 40. Statement III- Ratio of group Y and group Z students in class A is 3 : 1. Ratio of group X and group Y students in class B is 3 : 1. Total number of students in class B is 250% of total number of students of group X and group Y. Statement IV- Ratio of group X, group Y and group Z students in class C is 3 : 5 : 3 Number of students in class A is what % of number of students in class B?

Direction: Read the following information carefully and answer the following questions. Statement I- There are 3 groups of students X, Y and Z and they study in different classes A, B and C. Number of students in class A is 120. Statement II- Number of students in class C is 80% of total number of students in class A and class B. Number of group X students in class A is 1/3rd of total number of students in class A. Total number of group X and group Y students in class B is 40. Statement III- Ratio of group Y and group Z students in class A is 3 : 1. Ratio of group X and group Y students in class B is 3 : 1. Total number of students in class B is 250% of total number of students of group X and group Y. Statement IV- Ratio of group X, group Y and group Z students in class C is 3 : 5 : 3 Find the difference between number of students in class A and that of class C.

Direction: Read the following information carefully and answer the following questions. Statement I- There are 3 groups of students X, Y and Z and they study in different classes A, B and C. Number of students in class A is 120. Statement II- Number of students in class C is 80% of total number of students in class A and class B. Number of group X students in class A is 1/3rd of total number of students in class A. Total number of group X and group Y students in class B is 40. Statement III- Ratio of group Y and group Z students in class A is 3 : 1. Ratio of group X and group Y students in class B is 3 : 1. Total number of students in class B is 250% of total number of students of group X and group Y. Statement IV- Ratio of group X, group Y and group Z students in class C is 3 : 5 : 3 Find the ratio between group X and group Z students in class B.

Direction: Read the following information carefully and answer the following questions. Statement I- There are 3 groups of students X, Y and Z and they study in different classes A, B and C. Number of students in class A is 120. Statement II- Number of students in class C is 80% of total number of students in class A and class B. Number of group X students in class A is 1/3rd of total number of students in class A. Total number of group X and group Y students in class B is 40. Statement III- Ratio of group Y and group Z students in class A is 3 : 1. Ratio of group X and group Y students in class B is 3 : 1. Total number of students in class B is 250% of total number of students of group X and group Y. Statement IV- Ratio of group X, group Y and group Z students in class C is 3 : 5 : 3 Find the number of students in class C

Direction: Read the following information carefully and answer the following questions. Statement I- There are 3 groups of students X, Y and Z and they study in different classes A, B and C. Number of students in class A is 120. Statement II- Number of students in class C is 80% of total number of students in class A and class B. Number of group X students in class A is 1/3rd of total number of students in class A. Total number of group X and group Y students in class B is 40. Statement III- Ratio of group Y and group Z students in class A is 3 : 1. Ratio of group X and group Y students in class B is 3 : 1. Total number of students in class B is 250% of total number of students of group X and group Y. Statement IV- Ratio of group X, group Y and group Z students in class C is 3 : 5 : 3 Find the total number of students of group X.

The number of np-electrons in the outer shell of elements of group 17 is

Based on the analogy given, find the missing number from the given options. 11:13 ::17: ……. A. 29 B. 21 C. 19 D. 23

Average score of a class of 60 students, in an exam, was 43. Average score of the students who had passed is 52 and the average score of students who had failed is 16. How many failed the exam? (a) 25 (b) 20 (c) 15 (d) 18