Question
What is the value of [tan2 (90 – θ) –
sin2 (90 – θ)] cosec2 (90 – θ) cot2 (90 – θ)?Solution
Shivank purchased a total of 630 kg of wheat, rice, and pulses in the ratio 3:2:4, respectively. After selling 70% of the wheat, 40% of the rice, and 40...
If three numbers are in the ratio of 1:3:5 and their sum is 9000. Find the largest of the three numbers.
- In a company of 720 employees, the ratio of men to women is 5:4. Among men, the ratio of married to unmarried men is 3:2. Among women, the ratio of married...
- Rs. 42000 is divided among 'Aman', 'Bhanu' and 'Chirag' in such a way such that amount received by 'Aman' is (7/10) of amount received by 'Bhanu' and (7/4)...
The ratio of number of girls to number of boys is 3 : 2 in a class of 60 students. The average marks scored by the boys in Physics is 72 and the average...
The ratio of tea cups to coffee cups in a canteen is 6:5. If 18 tea cups are broken and 12 new coffee cups are added, the count of both becomes equal. F...
The sum of two numbers is 25 and their difference is 15. The ratio of the numbers is:
4%of the selling price of an article is equal to 5% of its cost price. Again 20% of the selling price is Rs.120 more than 22%ofits cost price. The ratio...
- ‘A’, ‘B’ and ‘C’ divide a certain sum of money among themselves. The average of the amount with them is Rs. 4520. Share of ‘A’ is 10(2/3)% ...
The sum of three numbers A, B and C is ₹11,800. The ratio of A’s share to B’s share is 3 : 4 , and the ratio of B’s share to C’s share is ...
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