4C. Quintin is using the three different shaped tiles shown to tile his kitchen floor:
Each tile is composed of 5 identical squares
and has an area of 2000 square centimetres.
The floor is a rectangle 10 metres long and 6 metres wide.
What is the smallest number of tiles Quintin will need in order to tile
his floor?

Which of the following is the result of expanding

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?