You have found the following ages (in years) of 4 zebras. The zebras are randomly selected from the 45 zebras at your local zoo: 7, 1, 9, 14

Based on your sample, what is the average age of the zebras?
What is the estimated variance of the ages? You may round your answers to the nearest tenth.

Average age: years old?

Variance: years?​

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation