Do this correctly for 20 points and brainliest! Please help

How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)

Darcy bought 1/2 pound of cheese and 3/4 pound of hamburger for a barbecue. use the numbers to compare the amounts of cheese and hamburger darcy bought.

Which statement is correct? the range of the graph is all real numbers greater than or equal to 0. the domain of the graph is all real numbers greater than or equal to 0. the range and domain of the graph are the same. the domain of the graph is all real numbers