Quantitative Aptitude - Arithmetic Ability Questions

X and Y give an exam. Difference of their marks is 45 and the difference of their marks is 15% of the maximum marks. What is the maximum marks for the exam?

At what point does the line 2x + 5y = -6 cuts the X-axis?

A ship is full of cargo containers. It drops 2/3 of cargo containers at the first port and takes 60 more, at the second port it drops two third of the new total and takes eleven more. On arriving at the third port it is found that it have 48 cargo containers. Find the number of cargo containers in the ship at the starting?

The value of 3x9n+1+9x32n-19x32n-6x9n-1 is equal to

Sum of three consecutive integers is 51 . The middle one is:

The average of 19 consecutive even integers is 50. The highest of these integers is

In each of the following questions, a question is followed by information given in them Statements I, II and III. You have to study the question along with the statements and decide the information given in which or the statements/ is necessary to answer the question. 

What is the cost of flooring the rectangular hall?

I. Length and the breadth of the hall are in the ratio of 3:2

II. Length of the hall is 48 m and cost of flooring is ₹ 850 Per sq.m.

III. Perimeter of the hall is 160 m and cost of flooring is ₹ 850 per sq m

If sec (3x – 20°) = cosec (3y + 20°), then what is the value of tan (x + y)?