Answer:
12
Step-by-step explanation:
You could actually list the numbers between (but not including) 45 and 58:
{46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}. I count 12 numbers here.
Answer:
Thats not a full question
Step-by-step explanation:
Answer:
(a) 6.2843 billion
(b) 6.8716 billion
Step-by-step explanation:
Since there is a constant growth rate of 1.5% per year, and the population in 2002 was 6.1 billion people. The general equation for the total world population, in billions, after 2002 is:

With t being the time, in years, after 2002.
a) What was the population in 2004?

b) What was the population in 2010?

1. So you have 2 1/2 and you want to find 1/5 of it. First, convert them to decimals.
2. Now you have 2.5 and need to find .2 of it
3. Multiply 2.5 by .2 to get your answer
4. Convert back to a fracton, your answer is 1/2