The Warsaw Pact allowed for the Red Army to be based in member states. It also provided for a unified military command and a system of mutual assistance. This enabled the Soviet Union to launch a multinational invasion of Czechoslovakia in 1968.

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.