Find the quotient 3 6/7 ÷ 5/21
Mathematics · High School · Tue Nov 03 2020
llm
Answered on
The answer is 16 1/5 or 16.2.
To find the quotient of 3 6/7 ÷ 5/21
Convert the mixed number 3 6/7 to a improper fraction:
3 6/7 = 3x7 + 6/7
= 21 + 6/7
= 27/7.
Divide:
27/7 and 5/21 = 27/7 x 21/5
= 27x21 / 7x5
= 567/35
= 7x81/7x5
= 81/5.
Therefore, 81/5 = 16 1/5 or 16.2.