MEDIUM
6th CBSE
IMPORTANT
Earn 100

The product of two numbers is 2160 and their HCF is 12. Find their LCM.

Important Questions on Playing With Whole Numbers

EASY
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.7>Q 1
The LCM of two numbers is 128 and their product is 8192. Find their HCF.
EASY
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.7>Q 1
If the product of the LCM and HCF is 28125 and one of the numbers is 125, find the other number.
EASY
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.7>Q 1
Verify that HCF of 10, 15 and 20 is a factor of LCM of the same numbers.
EASY
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.7>Q 1
Verify that LCM of 12, 20 and 30 is a multiple of their HCF.
EASY
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.7>Q 1
Show that the HCF of 12 and 15 is not greater than either 12 or 15. Also show that the LCM of 12 and 15 is not less than either 12 or 15.
MEDIUM
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.8>Q (i)
The smallest four-digit number which is divisible by 18, 24 and 32, is
MEDIUM
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.8>Q (ii)
A boy saves ₹5.75 daily. The least number of days in which he will be able to save an exact number of rupees, is
MEDIUM
6th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 3 - Playing With Whole Numbers>ASSIGNMENT 3.8>Q 1
Four bells ring at intervals of 3, 7, 12 and 14 seconds respectively. At what time will they ring together if they start ringing at 7 a.m ?