Quantitative Aptitude - Arithmetic Ability Questions

The average of 5 members of a family is 24 years. If the youngest member is 8 years old, then what was the average age (in years) of the family at the time of the birth of the youngest member?

What is the average of all numbers between 8 and 74 which are divisible by 7?

If cost price of 5 cars is equal to selling price of 4 cars. Find the percentage of profit or loss?

Select the odd number from the given alternatives.

What is the value of sec 30° + cot 30°?

The slopes of two lines are 1 and √3. What is the angle between these two lines?

Select the odd word/letters/number/number pair from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.