John spent 20% of his money on food. he spent 40% of the remainder on a toy. if the toy cost 12$ then what percentage of his money did he spend on the toy

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions