If the perimeter of a rectangle is 24cm with length being twice as its breadth, find its area.

If 1.5 a=0.04 b then $$ {b-a\over b+a}$$.

Direction : What value should come in the place of question mark (?) in the following questions?

283 ÷25x4 + 186 = ? 

Neena and Meena started a business with investment of Rs. 30,000 and Rs. 45, 000 Respectively. What will be the share of Meena from the profit of Rs.1,50,000 after  2 years?

Aman's expenses are 30% more than Vimal's expenses and Vimal's expenses are 10% less than Raman's expenses. If the sum of the expenditure of all three is Rs. 6,447, then what is the Expenditure of Aman?

A certain sum is deposited for 4 years at a rate of 10% per annum on compound interest compounded annually. The difference between ihe interest at the end of 2 years and that at the end of 4 years is ₹5,082. Find the sum (in ₹).

If Sonu is driving a car with a speed of 20 m/s, then in what time will Sonu cover a distance of 936 km?

If a linear equation is of the form x = k, where k is a constant, then graph of the equation will be