For the following questions answer them individually
Simplify: $$\frac{81x^2 - 49y^2}{9x+7y}$$
Find the value of $$\sin^230 \cos^245 + 4 \tan^230 + (1/2) \sin^290 - \cos^290 + 1/24$$
Which number will fit in '?' place in the following series?
2, ?, 12, 20, 30, 42
The runs scored by two batsmen over 7 matches are given below. Which batsman's average was better?
Which of the following is a land locked country?
After allowing a discount of 20% on Marked price Kishore makes a profit of 12%. What percentage is the Marked price above the Cost price?
Which Indian king used naval power to conquer parts of East Asia?