The United States has a population of 331,002,651 and the population of the entire world is 7,807,141,555. What percent of the world population is the United States?

4.24%

Step-by-step explanation:

To find percentage, you divide the population of the US by the world population.

So, 331,002,651/7,807,141,555= 0.04239.

We multiply that by 100 to get the percent, which is 4.24

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

10/60

step-by-step explanation:

if you divide 10 by 60 the answer is 0.166666 while if you divide or solve the other problems it equals 0.6