Write a proportion for each pair of ratios that are equivalent.
a) 2:3, 6:9 b) 5:2, 15:6
c) 4:8, 2:1 d) 12:15, 4:5
e) 18:9, 3:6 f) 6:12, 5:10

Answer this question, only if you know the answer. 30 points and brainliest!

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply