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ATQ, Let the total number of books sold be '100x' Number of fiction books sold = 0.25 × 100x = '25x' Number of comics sold = (3/7) × 75x = (75x × 3)/7 = 225x/7 Given: 
So, the number of non-fiction books sold: 
Which of the following matrices is both symmetric and skew-symmetric?
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Find the area of the triangle whose vertices are (3, 6), (– 3, 2) and (4, 1).
Let a=i+j+k, b=2i+j−k, and c=a×b. The angle between c and a is:
If 'P' represents the largest single-digit prime number, determine the fourth proportional to the numbers (P + 3), (P - 2), and (P + 5).
A and B together can complete a task in 12 days. B alone can complete it in 20 days. How long will it take A to complete the task if he works alone?
The number of students in class A is 25% more than the number of students in class B and the number of students in C is 20% more than the number of stud...
In how many ways can 4 distinct books be distributed into 2 identical boxes such that no box is empty?
