In a farm there are x chickens and y pigs. if the total number of chickens and pigs in the farm is 30 ant the total number of legs is 80. a) form two simultaneous equations in x and y.

b) solve the equations to find the number of chickens and pigs in the farm.​

Powerful women's group has claimed that men and women differ in attitudes about sexual discrimination. a group of 50 men (group 1) and 40 women (group 2) were asked if they thought sexual discrimination is a problem in the united states. of those sampled, 11 of the men and 19 of the women did believe that sexual discrimination is a problem. if the p-value turns out to be 0.035 (which is not the real value in this data set), then at = 0.05, you should fail to reject h0. at = 0.04, you should reject h0. at = 0.03, you should reject h0. none of these would be a correct statement.

What is the measure of sty in oo below? 130 310 230 50

Which of the following circles have their centers on the x-axis? check all that apply.