Which of the following pairs of equations represents parallel lines?

A. Y = 2X + 1 AND Y = 2X - 3
Posted in:  Linear Equations -  Algebra -  Mathematics

A store sells pencils for $0.50 each and erasers for $0.75 each. If a student buys a total of 10 items for $6.00, how many pencils did the student buy?

B. 6
Posted in:  Linear Equations -  Algebra -  Mathematics

A car travels 150 km in 3 hours. What is its average speed?

B. 60 KM/H

If a train travels at a speed of 90 km/h, how far will it travel in 2.5 hours?

B. 225 KM

Which of the following is a factor of the polynomial x^2 - 5x + 6?

A. X - 2