(0.85 % of 405 ) + (2.25 % of 550 )=?

When the tax on an article is increased by 20%, its consumption is decreased by 20%. In total tax receipt on this item-

Directions: The table given here shows the production of five types of cars by a company in the year 1989 to 1994. Study the table and answer questions.

The percent increased in total production of all types of cars in1992 to that in 1991 was :

$$ {1\over {^3\sqrt{4}+{^3\sqrt{2}}}+1}=a^3\sqrt{4}+ b^3\sqrt{2}+c $$ and a, b, c are rational numbers, then a + b + c is equal to

If $$cosθ + cos^2θ= 1,$$find the value of $$\sqrt {sin^4θ+cos^2θ} \ $$

If ABC is an equilateral triangle and P, Q, R respectively denote the middle points of AB, BC, CA then.

The Government reduced the price of sugar by 10 per cent. By this a consumer can buy 6.2 kg more sugar for ₹ 837. The reduced price per kg of sugar is:

ABC is a triangle in which DE || BC and AD: DB = 5: 4. Then DE: BC is