A train leaves the station at 6 pm traveling west at 80 mph. On a parallel track, a second train leaves the station 3 hours later traveling west at 100 mph. At what time will the second train catch up with the first?

How many miles an hour does a car travel if it makes a 40 mile trip in 30 min

Simplify: (3-x) ·7+6x =

The temperature on Sunday was - 1.5°C. The temperature on Monday was 1.2°C less than the temperature on Sunday. What was the temperature on Monday?

Simplify the following expression. log (16x^2) + 2 log (1/x)

Describe a real-world situation that is modeled by dividing two fractions or mixed numbers.

Assignment Active Identifying and Describing Population Change Organism Number per square meter (1991) Number per square meter (1994) Number per square meter (1997) Unionid mussels are native to the Hudson River in New York State.

From 2010 to 2015, a group of researchers conducted an experiment using two types of pain medication: pill A and pill B.

What is 855,000,000,000 in scientific notation?

How to do long division in 5th grade

Two boxes of apples contain a total of 24 apples. If you have large number of apples in the first box and add 4 apples to the second box, the total changes to apples. How many apples are in each box initially?