In a group of 10 students, 7 are 13 years old and 3 are
17 years old. what is the average (arithmetic mean) age of these 10
students?

Abig remake 100 loaves of bread in one day how many loaves does the bakery make in 6 days

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Simply 8x squared + 5(7x squared- x) - 2x =