Aball is drawn at random from a hat containing 8 white balls and 9 red balls. the colour of the ball is noted and the ball is returned to the hat and a second ball is drawn. what is the probability that both balls are red?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.