<span>So far, astronomers have found more than 500 solar systemsand are discovering new ones every year. Given how many they have found in our own neighborhood of the Milky Way galaxy, scientists estimate that there may be tens of billions of solar systems in our galaxy, perhaps even as many as 100 billion.</span>
The capital of irap is baghdad
A.true; the earth's land surface is becoming insufficient to support the growing world population
There are total 12 secton, whereas each has a length of 3/4 yards. We just have to multiply 3/4 with 12. It is also equivlent by adding 3/4 12 times.