Tim is a postman that works at a local post office. The basic postage is $1.25 and cover any letter that is lighter than 7.5 grams. For heavier letters, extra postage of $.087 is needed for every 10 grams over 7.5 grams. Can a letter that is 705100 grams be covered by the basic postage

705/100 grams cann be covered by the basic postage

Step-by-step explanation:

Given

Basic Postage

Heavy letters

Required

Can be covered in basic postage?

We have:

By comparing the above with the range of basic postage ----

We have:

Since the above inequality is true, then the letter can be covered

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or