The graph shows a proportional relationship between the number of books sold at a yard sale and the amount of money collected from Book Sales

Volume of a cylinder with a radius of 13 in and height of 30 in

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart