Sammy and david were selling waterbottles to raise money for new football uniforms sammy sold 5 for every 3 waterbottles david sold together they sold 160 waterbottles how many did each boy sell

Can you draw an isosceles triangle with only one 80 degree angle?

Need this asap if anyone can i would be very grateful. if you could show workings that would really

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?