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 person walks at a speed of 4 km/h. How long will it take to walk 10 kilometers?

B. 2 HOURS

What is the graphical representation of the equations x + 2y = 4 and 2x + 4y = 8?

C. THE SAME LINE
Posted in:  Linear Equations -  Algebra -  Mathematics

If a person walks at a speed of 4 km/h for 1.5 hours, how far do they walk?

B. 6 KM

If 5 men can complete a work in 20 days, how many days will 10 men take to complete the same work?

A. 10 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics