rajesh

An urn initially contains 5 white and 7 black balls. Each time a ball is selected, it’s color is noted and it is replaced in the urn along with two other balls of the same color. Compute the probability that (a) one black and one white is selected. (b) ex...

In a shower 5cm of a rain falls. Find the volume of water on 2 hectares of land.

assuming that sea water is an aqueous solution of NaCl its density is 1.025g/mL at 20C temperature and NaCl concentration is 3.5%(by mass), the normality of the sea water?

2.9

india capital

a) it's right

6 cm

1) 600 2) 12000 3) 0 (not sure)

about 3: Sn ~ N(720, 720), 99.73% of the realizations lie between 639 and 800 magazines/year -> P(3500 < Z < 3600) = 0

gngm