Which value for x completes the proportion?

Agarden consists of an apple tree, a pear tree, cauliflowers, and heads of cabbage. there are 40 vegetables in the garden. 24 of them are cauliflowers. what is the ratio of the number of cauliflowers to the number of heads of cabbage?

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

Need same math paper but the back now i hope your able to read it cleary i need with hw