Please help! This is for my Math 4 class, it is "Vector Basics Practice"

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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?