Find the average rate of change for f (x) = x2 + 9x + 18 from x = 10 to x = 20.

Pure acid is to be added to a 10 % acid solution to obtain 99 L of a 20 % acid solution. What amounts of each should be used?

The tortoise and the hare are in a road race to defend the honor of their breed. the tortoise crawls the entire 1000. m distance at a speed of 0.2000 m/s while the rabbit runs the first 200.0 m at 2.000 m/s the rabbit then stops to take a nap for 1.

A researcher who is studying voting habits chose 650 registered voters at random, shortly after the 2016 presidential election. Of these voters, 74% said they had voted in the election.

Smallest five digit number that ends in 9

How many pints is 4 liters? a. 0.21 b. 8.4 c. 0.84 d. 4

Round the underlined digit 75,254

The GCF of 24 and 32 is

Which is a higher score 3 out of 10 or 5 out of 20?

Annie has 385 flowers she has 238 less than Zoe how many flowers does Zoe have

2 2/5 divided by (-1/4) ?