Math, asked by ranjitswn9291, 2 months ago

21.12 बच्चों को औसत आयु 20 वर्ष है।। अन्य बच्चे को आयु भी जोड़ ली जार. तो
औरत । वर्ष की कमी हो जाती है तो ये उच्चे को आशु क्या है?
(105वर्ष
(2)19 वर्ष
(3)7वर्ष
(4) 9 वर्ष
so please give full explain ​

Answers

Answered by KishanKumar0001
4

Answer:

(3) 7 barsh

Step-by-step explanation:

13 × 19 - 12 × 20

= 247-240

=7 years

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Answered by mdmsiwan
2

Answer:

7 year

Step-by-step explanation:

hopefully it helps you

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