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Olympiad Test: Number Ranking Test -2


10 Questions MCQ Test Science Olympiad Class 7 | Olympiad Test: Number Ranking Test -2


Description
This mock test of Olympiad Test: Number Ranking Test -2 for Class 7 helps you for every Class 7 entrance exam. This contains 10 Multiple Choice Questions for Class 7 Olympiad Test: Number Ranking Test -2 (mcq) to study with solutions a complete question bank. The solved questions answers in this Olympiad Test: Number Ranking Test -2 quiz give you a good mix of easy questions and tough questions. Class 7 students definitely take this Olympiad Test: Number Ranking Test -2 exercise for a better result in the exam. You can find other Olympiad Test: Number Ranking Test -2 extra questions, long questions & short questions for Class 7 on EduRev as well by searching above.
QUESTION: 1

Directions: Answer the questions based on the set of numbers given below.

687, 469, 158, 273, 894 

Q. Which of the following will be last digit of the highest number after the position of the digits in each number is reversed?

Solution:

687, 469, 158, 273, 894
After reversing,
786, 964 , 851, 372, 498
Highest number = 964
Last digit = 4

QUESTION: 2

Directions: Answer the questions based on the set of numbers given below.

687, 469, 158, 273, 894 

Q. Which of the following is the first digit of the highest number when first and third digits in the given numbers are interchanged?

Solution:

786, 96 4 , 851, 372, 498. 
Highest number = 964.
First digit = 9. 

QUESTION: 3

Directions: Answer the questions based on the set of numbers given below.

687, 469, 158, 273, 894 

Q. What will be the difference between the first digit of the highest number as well as of the lowest number after the position of the first two digit in each number are reversed?

Solution:

867, 649, 518, 723, 984
First digit of 984 = 9
First digit of 518 = 5
Difference = 9 – 5 = 4 

QUESTION: 4

Directions: Answer the questions based on the set of numbers given below.

687, 469, 158, 273, 894 

Q. Which of the following is the last digit of the second highest number after the position of the digits in each number is reversed?
Solution:

964, 851, 786, 498, 372
Second highest number = 851

QUESTION: 5

Directions: Answer the questions based on the set of numbers given below.
687, 469, 158, 273, 894

Q. Which of the following is the second digit of the third number from the top when they are arranged in descending order, after the first digit in each number is changed to its next higher digit?
Solution:

867, 649, 518, 723, 984.
The number in descending order
984, 867, 723, 649, 518
3rd number from top = 723

QUESTION: 6

A class of students stand in a single line.Mukesh’s position is 26th from both the ends. How many students are there in the class?
Solution:

Number of students = 25 + 1 + 25 = 51

QUESTION: 7

Sunil ranks 24th in a class of 67students. What is his rank from the last?
Solution:

67 – 24 = 43
So, Sunil’s rank is 44th from the last. 

QUESTION: 8

Rohan is 12 ranks ahead of Ranjan in a class of 57. If Ranjan’s rank is 23 from the last, what is Rohan’s rank from the start?
Solution:

Ranjan’s rank is 23rd from the last and Rohan is 12 ranks ahead of Ranjan.
No. of students ahead of Rohan
= 57 – (23 + 12) 
= 57 – 35 = 22
So, Rohan is 23rd from start. 

QUESTION: 9

Jatin is 17th from the right end in a row of 60 students. What is his position from left end?
Solution:

Number of students towards the left of Jatin
= 60 – 17 = 43.
Jatin’s position from left = 43 + 1 = 44th 

QUESTION: 10

How many numbers from 21 to 100 are there which are exactly divisible by 7 but not by 3?
Solution:

The numbers from 21 to 100 which are exactly divisible by 7 but not by 3 are 28, 35, 49, 56, 70, 77, 91, 98. 

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