Quantitative Aptitude - Arithmetic Ability Questions

If x2+5x+6 = 0, then the value of 2xx2-7x+6 is

What percentage of 1 day is 18 minutes?

What is the slope of the line parallel to the line passing through the points (-2, -1) and (4, -3)?

In an army selection process, the ratio of selected to unselected was 3:1. If 60 less had applied and 30 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?

Point A divides segment BC in the ratio 4:1. Co-ordinates of B are (6 , 1) and C are (7/2 , 6). What are the co-ordinates of point A?

Which of the following value of 'x' satisfies the equation 814x+4 = 2432x+8?

The age of Dr. Pandey is four times the age of his son. After 10 years , the age of Dr. Pandey will be twice the age of his son . The present age of Dr. Pandey's son is

The mode of the data 12, 1, 10, 1, 9, 3, 4, 9, 7, 9 is