The value of x = 24
Step-by-step explanation:
The proportion is set as ;

Applying cross product
9*16=6*x
144=6x --------simplify by dividing by 6 both sides
144/6 = 6x/6
24=x
Learn More
Proportion in Enlargement : brainly.com/question/9930004
Keywords : proportion, enlargement ,triangles, cross products
#LearnwithBrainly
It would be doubled i think actually no just do the same equation with 4. i need to see the question first
It will take approx.65 of caffeine remaining after 6 hours