1. (a) The table gives the melting points of some of the elements of Group 7.
Element
Atomic number
Melting point in °C
9
-220
Fluorine
Chlorine
17
-101
35
-7
Bromine
lodine
53
114
Astatine
85
?​

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?

Robin and john each a a 12 inch pizza about how many square inches of pizza did they eat? estimate how much pizza they ate

What number should be added by both sides of the equation to complete the the square? x^2-10x=7