Quantitative Aptitude - Arithmetic Ability Questions

32% of a number is 80. What is the number?

What is the slope of the line parallel to the line passing through the points (6,­3) and (2,­1)?

Find the value of '?, if the mean of the data set 18, 16, 22, 13, ? = 16.

3 years ago, the ratio of Maya's and Shikha's age was 5:9respectively. After 5 years, this ratio would become 3:5. Find present age of Maya?

When a number is divided by 56, the remainder will be 29. If the same number is divided by 8, then the remainder will be

Find the least number to be added to 1739 so that it is exactly divisible by 11.

If 8 men can do a piece of work in 14 days, then in how much time (in days) will 7 men do the same piece of work?

The slope of the line passing through the points (2,-1) and (x,5) is -1. Find x?