Question

A person preparing medicine want to convert 15% alcohol solution into 32% alcohol solution . Find how much pure alcohol should be mix with 400mL of 15% alcohol solution to obtain it

Answer 1

Answer:

A person preparing a medicine wants to convert 15% alcohol solution into 32% alcohol solution.  

Step-by-step explanation:

In 400 ml of 15% alcohol , So

Let x = Amount  of alcohol that mix in alcohol solution .

15% of 400  +  x =  32 % of (  400 +  x  )

15 × 400100 + x=32 ×( 400 +x)100⇒60 + x= 12800 + 32x100⇒6000 + 100x= 12800 + 32x⇒100x −32 x= 12800  − 6000⇒ 68 x = 6800 ⇒ x = 6800 68⇒ x =100

We should mix 100 ml of pure alcohol  to convert 15% alcohol solution into 32% alcohol solution.

pls mark me as brainliest

Answer 2

Answer:

60/1

Step-by-step explanation:

because we need to find out the pure alcohol so only multiple

15/100×400= 60/1