For the following questions answer them individually
Find the value of $$\sec \theta - \tan \theta$$, if $$\sec \theta + \tan \theta = \sqrt{5}$$
A is 40% more efficient than B. How much time will both, working together, take to finish the work, which B alone can finish in 36 days?
If p = 8.15, q = 9.06 and r = −17.21, then the value of $$p^3 + q^3 + r^3 - 3pqr$$ is:
If the seven-digit number 52A6B7C is divisible by 33, and A, B, C are primes, then the maximum value of 2A + 3B + C is:
The table given below shows the number of tractor sold by two companies.
Number of tractor T5 sold by both companies is how much percent more than the number of tractor T2 sold by both companies?
The table given below shows the number of scissor sold by five shopkeepers.
What are the ratio of number of scissor sold by R to the sold by S?
Raghav purchased a shirt at Rs.1,500 and marked up the price of the shirt by 40%. What is the discount percentage he has to offer in order to get a profit of Rs.75?
If $$\tan 3 \theta.\tan 7 \theta = 1$$, where $$7 \theta$$ is an acute angle, then find the value of $$\cot 15 \theta$$.