Question
If tan 3.5θ x tan 6.5θ = 1 then the value of
tan 5θ isSolution
The ratio of the incomes of Vineet and Vidya is 10:7 respectively. Vineet saves 30% of his income while Vidya saves 20% of his income. The sum of their ...
The sum of three numbers is 184. If the ratio of the first to the second is 3:4 and that of second to the third is 8:9 then the second number is?Β
Monthly savings of βQβ is 20% more than that of βPβ and is 44% less than monthly income of βPβ. Monthly expenditure of βQβ is Rs. 4760 a...
If x runs are second by Rohit, y runs by Shreyas and z runs by Virat, then x : y = y : z = 4 : 3. If total number of runs scored by Rohit, Shreyas and V...
Two numbers are respectively 20% and 10% more than a third number. Find the ratio of two numbers.
In a class of 240 students, 20% decided to leave. From those who stayed, the ratio of boys to girls is 11:13. How many girls are currently in the class?
A stone worth Rs.5000 drops and breaks with weight in the ratio 1:3:6. The price of stone is directly proportional to square of its weight. Find the tot...
- The mean proportional of 10 and 40 is _____.
The ratio of males to females appearing for an exam in Ranchi is 13:24. It is known that 20% of the males and 25% of the females cleared the exam. If th...
The ratio of the incomes of Vineet and Vidya is 12:5 respectively. Vineet saves 25% of his income while Vidya saves 20% of his income. The sum of their...
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