A sum of Rs. 2000 amounts to Rs. 4000 in two years at compound interest. In how many years does the same amount becomes Rs. 8000.
View Answer Report Error Discuss
Suppose that the medians BD, CE and AF of a triangle ABC meet at G. Then AG: GF is
If in ΔABC, DE ||BC, AB = 7.5cm, BD = 6cm and DE = 2cm, then the length of BC in cm is
If 9x2 + 16y2 = 60 and 3x + 4y = 6, then the value of xy is
If x = √2+1, then the value of x4-1/x4
A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money ?
If x = a cosθ+ b sinθ and y = b cosθ- a sinθ, then x2 + y2 is equal to
A chord of length 16 cm is drawn in a circle of radius 10 cm. The distance of the chord from the centre of the circle is