Find more such number pairs where the HCF is one of the two numbers. Class 7
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Find more such number pairs where the HCF is one of the two numbers. Class 7
Question 1.
Find more such number pairs where the HCF is one of the two numbers. How can we describe such pairs of numbers? Class 7
Solution:
Do as directed. For example, 9 and 27, 12 and 84, 15 and 120 and so on.
In these cases, one number is a multiple of the other number.
Question 2.
For number pairs satisfying this property (i.e., one of the numbers is the HCF), Class 7
(a) if m is a number, what could be the other number?
(b) if 7k is a number, what could be the other number?
Solution:
(a) It can be 2m, 3m, 4m, ... km, etc.
(b) It could be 2 × 7k = 14k, 3 × 7k = 21k, 4 × 7k = 28k, n × 7k = 7nk etc