RBSE Solutions for Class 6 Maths Chapter 2 Relation Among Numbers Ex 2.4

RBSE Solutions for Class 6 Maths Chapter 2 Relation Among Numbers Ex 2.4 is part of RBSE Solutions for Class 6 Maths. Here we have given Rajasthan Board RBSE Class 6 Maths Chapter 2 Relation Among Numbers Exercise 2.4.

Board	RBSE
Textbook	SIERT, Rajasthan
Class	Class 6
Subject	Maths
Chapter	Chapter 2
Chapter Name	Relation Among Numbers
Exercise	Ex 2.4
Number of Questions	6
Category	RBSE Solutions

Rajasthan Board RBSE Class 6 Maths Chapter 2 Relation Among Numbers Ex 2.4

Question 1.
Find out L.C.M. of (RBSESolutions.com) the following.
(i) 10, 15
(ii) 14, 28
(iii) 12, 18 and 27
(iv) 48, 56 and 72
Solution.
Finding L.C.M. of numbers –

Question 2.
Minimum how many mangoes can be (RBSESolutions.com) divided into the group of 5 and 6 completely?
Solution.
Finding L.C.M. of 5 and 6 –

Required mangoes = 30

Question 3.
Sneha and Vansh go to market every 3rd and 5th day. They went to market today. After how many days will they go to market together?
Solution.
Since, Sneha and Vansh go to the market every 3rd and 5th day.

Question 4.
Harish, Kareem and Rakesh take a round of the ground (RBSESolutions.com) respectively in 6, 8 and 12 minutes. If all of three start at 6 O’ clock then after how long time they will be together?
Solution.
In taking round of the ground,
Harish time taken by = 6 min.
Kareem time taken by = 8 min.
Rakesh time taken by = 12 min.
All of three start at 6 0’ clock

Question 5.
Find out the smallest number which is divisible by 16, 20 and 24 completely.
Solution.

Question 6.
A blue bulb keeps flashing on the interval of (RBSESolutions.com) every 60 seconds and a red bulb keeps flashing on the interval of every 90 seconds. If both the bulbs are switched on at 5 “O” clock together then after how much time both will flash together?
Solution.
According to question both bulbs are switched on at 5 “O” clock.

Thus, after 180 seconds, 180 + 60 = 3 min. i.e., at 5 : 03 both bulbs will flash together.

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