How many different "words" can be made using the letters a, band c, if you can use each letter only once? (A "word" is any combination of the letters. Note that a single letter is also considered to be a "word".)

Jocelyn's age is 6 years greater than three times the age of her niece, H. What expression represents Jocelyn's age?

David earned a fixed salary each month. In January, he spent $400 and saved the rest. In February, he spent 10% more and his savings dropped by 20%. What was David's savings in January?

The paint recipe also calls for 4 cup of food coloring. Tyler says Mrs. McGlashan will also need 6 cups of food coloring. Do you agree or disagree? Explain.

If the patient has to be administered with a dosage of 2 tablets for every 4 hours for 7 days, what would be the number of tablets required for the prescribed dosage?

If A's income is 25% less than that of B, then how much percent is B's income more than that of A?

Ursula hiked 6 1/2 kilometers through the woods. How many decimeters did she hike?

The equation for mixture in a box of green (g) and yellow cubes is m = 4g + 5. If the mixture totals 29, what is the number of yellow cubes in the box?

Mr. Bryan's class has 60 students. 1 of the students stay for tutoring on Monday. If Mr. Bryan equally divides the students that stay 4 for tutoring into 5 groups, how many students are in each group?

Statistical question

He polynomial 2x3 - 5x2 + 4x - 10 is split into two groups, 2x3 + 4x and - 5x2 - 10. The GCFs of each group is then factored out. What is the common binomial factor between the two groups after their GCFs have been factored out?