Two coins are tossed simultaneously, two sides of which are 8cm and 11cm and perimeter is 32 CM . Two heads =105 times One head=275times No head = 120 times
Find the probability of occurance of each of their events.
A 50kg girl wearing high heels shoes balances on a single heel .the heel is circular with a diameter 1 cm.what is the pressure exerted by the heel on the horizontal floor