Answer:
x = 45
Step-by-step explanation:
Corresponding sides of similar triangles will be in same ratio.

Cross multiply
x*28 = 20*(x+18) {Use distributive method}
28x = 20x + 360
28x - 20x = 360
8x = 360
x = 360/8
x = 45
Answer:
44
Step-by-step explanation:
22 for every six kids
12 is 6 doubled so you double 22 to get 44
Answer:
41
Step-by-step explanation:
once you put the numbers in numerical order, 11 30 41 62 99, the median (middle number) is 41