Quantitative Aptitude - Arithmetic Ability Questions

The average of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18. The correct average of the observations is

What is the x-intercept of line joining (4, 2) and (6, 3)?

Select the odd letters from the given alternatives.

A triangular prism has 9 edges. How many vertices does it have?

If 31% of an electricity bill is deducted, Rs 1794 is still to be paid. How much was the original bill amount?

In the following question, select the odd letters from the given alternatives.

A closed wooden rectangular box made of 1 cm thick wood has the following outer dimensions : length 22 cm, breadth 17 cm, and height 12cm. It is filled to capacity with cement. What is the volume of the cement in the box?

Diameter of a car wheel is 21 cm. A car driver moving at the speed of 66 km/hr takes 36 seconds to reach a destination. How many revolutions will the wheel make during the journey?