She should purchase 120ft of material to cover the rectangular room.
12ft x 10ft = 120ft
For the first: 3 pounds between 6 people = 3/6 = 1/2 lb/person.
For the second: 1.5 pounds between 6 people = 1.5/6 = 1/4 lb/person.
For the third: 3 6/7 pounds between 6 people = (27/7)/6 = 9/14 lb/person.
For the last: 3 3/4 pounds between 6 people = (15/4)/6 = 5/8 lb/person.
Answer:
13.5
Step-by-step explanation:
219-84=135
10*13.5=135
so it would take 13.5 minutes to get to 219 since 84+135=219
Answer:
Exact Form:
√
2/
2
Decimal Form:
0.70710678
…
Step-by-step explanation:
Find the exact value using trigonometric identities.