4 is the answer because for every green balloon there are 4 red balloons
Step-by-step explanation:
11, 1<u>4</u>.3=14.0=14
12, 3<u>8</u>5.7=390.0=390
13, 0.<u>5</u>45=0.500=0.5
14, 49<u>6</u>.533=497.000=497
15, 49<u>6</u>.353=496.000=496
16, 1,857.2<u>0</u>5=1,857,210=1,857.21
i hope it helps you
The answer is B: 150
Let a be the age at which the tree reaches maturity
289000 = 900a + 2200(220-a)
289000 = 900a + 484000 - 2200a
289000 - 484000 = -1300a
a = -19500 / -1300
a = 150