Question

pls urgently required for me pls solve this problem​

Answer 1

Answer:

-4/7

Step-by-step explanation:

(8/21)  ÷  (-32/39 ÷ 16/13)

First we shall solve the brackets:

-32/39 ÷ 16/13

⇒ -32/39  X  13/16

⇒-2/3

now coming back to the question,

8/21  ÷   -2/3        (∵   -32/39  ÷  16/13  = -2/3)

∴ 8/21  X  3/-2

⇒  -4/7

Answer 2

Answer:

-4/7

Step-by-step explanation:

8/21÷(-32/39÷16/13)

8/21÷(-32/39×13/16)

By using cross multiply,

8/21÷(-208/312)

By using cross multiply

8/21×-312/208

-4/7