subject
Mathematics, 17.03.2020 05:53 devin030505

A high school janitor has 140 keys on his key chain. Of these 140 keys, 100 open classroom doors, 80 open the
door to the teachers' lounge, and 60 open classroom doors and the teachers' lounge.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 15:00
Martha needs 22.25 strawberries for every 5 smoothies she makes. complete the table to see how many strawberries she would need to make 10 smoothies and 20 smoothies.
Answers: 1
question
Mathematics, 21.06.2019 16:30
Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?
Answers: 3
question
Mathematics, 21.06.2019 17:30
Your client has saved $1,860 for a down payment on a house. a government loan program requires a down payment equal to 3% of the loan amount. what is the largest loan amount that your client could receive with this program
Answers: 3
question
Mathematics, 21.06.2019 19:00
What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2
Answers: 1
You know the right answer?
A high school janitor has 140 keys on his key chain. Of these 140 keys, 100 open classroom doors, 80...
Questions
question
Mathematics, 26.11.2021 14:00
question
Mathematics, 26.11.2021 14:00
question
Physics, 26.11.2021 14:00