How can people help solve the community problem?

What is the normal function of denitrification? How do you factor x squared plus 9 x squared plus 20 equals 0? How do you write one billion written numerically? What is bigger 15.0421 or 15.421? What is number 32 on the impossible quiz 2? Is 0.034 larger than 0.25? What is 33 over 20 simplified? How do you put 5 things in order? How many meters equal 500 centimeters? What happens when you have two fractions that have the same denominator? What is Barry's altitude above sea level in inches when he is standing on the 65th step above the one-mile step counting the one-mile step itself as step? How many total hours did an employee work if she is paid 400 at 10 per hour for two weeks? How many parallel sides does an isosceles trapezium have? What is 3 percent out of 40000 percent? How much do fifty pennies weigh? Where was Julian C. Day educated? What is the highest numbers that goes into 8? What is the answer to -4 divide 25 plus 19 divide 25? What number is equivalent to 0.166666666667? Why is q represented for rational numbers not R?

How can people help solve the community problem?