Math, asked by kripa7310, 2 months ago

11. The number of pairs of positive integers
whose sum is 99 and their HCF is 9:
(A) 5
(C)3
(B) 4
(D) 2
and their

Answers

Answered by janugadipudi

3

Answer:

(A) 5

Step-by-step explanation:

according to these question

HCF = 9

Then the two numbers will be 9a , 9b

9a+9b=99

a+b=11

(1,10),(2,9),(3,8),(4,7),(5,6) =5

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