Start learning 50% faster. Sign in now
Relative speed = 40 + 35 = 75 km/hrs Time taken to meet for the first time = length of the track/ relative speed => 750 / (40 + 35) => (750 x 18)/(75 x 5) = 36 sec
(11.99 × 19.98 + 14.99 × 30.01) ÷ 3= ?
(28 × 5 ÷ 7) × 6 = ?
A sum of Rs. 4,000 becomes Rs. 6,912 in 3 years at a certain rate of interest compounded annually. What is the rate of interest?
I). p 2 – 17p + 70 = 0
II). q 2 – 25q + 154 = 0
Find the surface area of the smallest cube that can perfectly fit a sphere of volume 288π cm3 inside it.
Find the value of '2p + q'.
If z=2+3i, then arg(z)=θ lies in which quadrant?