Quantitative Aptitude - Arithmetic Ability Questions

What is the average of first 30 multiples of 9?

Select the odd word from the given alternatives.

After allowing a discount of 20% on Marked price Kishore makes a profit of 12%. What percentage is the Marked price above the Cost price?

The value of ds+t÷ds÷dt

The costs of daily ticket of local train is Rs. 50 and Monthly Pass costs is Rs. 1125. If I buy the Monthly Pass and travel for 30 days in a month then I save?

A man is 3 years older than his wife and four times as old as his son. If the son becomes 15 years old after 3 years. Then what is the present age of the wife?

When 0.151515.....is converted into a fraction, then the result is

A can do a piece of work in 9 days while B can do it in 12 days. A and B together can do the work in