Aptitude and Reasoning Questions

If a = 2 , b = ­3 then the value of 27a3 - 54a2b + 36ab2 - 8b3 is

There were 35 studentsina hostel.Ifthenumber of studentsbe increased by 7, the expenditure on food increases by Rs 42 per day while the average expenditure of studentsis reduced by Rs 1. What was the initial expenditure on food per day?

The average revenues of 9 consecutive years of a company is Rs 80 lakhs. If the average of first 5 years is Rs 75 lakhs and that of last 5 years is Rs 87 lakhs, find the revenue for the 5th year.

The marked price of an article is 20% more than its cost price. If 5% discount is given on the marked price, then what is the profit percentage?

Each of the following questions consists of five figures marked 1,2,3,4 and 5 called the Problem Figures followed by four other figures marked (a), (b), (c) and (d) called the Answer Figures. Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures.

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

In two types of brass, the ratios of Copper to Zinc are 8:3 and 15:7 respectively. If the two types of brass be melted and mixed in the ratio 5:2 a new type of brass is obtained. The ratio of Copper to Zinc in this new type of brass is

The average temperature of a town in the first six days of a month was 41 degC and the sum of the temperatures of the first five days of the same month was 201 degC. What was the temperature on the sixth day of the month?