Zena used a probability simulator to roll a 12-sided number cube 100 times. her results are shown in the table below:

number on
the cube number of
times rolled
1
18
2
12
3 10
4
5
5
16
6
5
7
8
8
14
9
2
10
5
11
2
12
3

using zena's simulation, what is the frequency of rolling a 1 on the number cube?
18 over 100
82 over 100
100 over 82
100 over 18

Any greatly appreciated! you in advance. jody bought 20 shares of amazon at the close price of $121.00. she bought 20 more shares a year later at the price of $127.00. two years later she's sold all of her shares at the price of $133.00. her broker charges $50 for each transaction. after all of these transactions how much money did jody make? a.$65.00b.$5288.00c.$210.00d.$310.00

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

What is the difference between regular convex and concave polygons