yes sure, i learned this before so
1. a. make a proportion here, of percentage. 
if you cross multiply and divide you get 90%.
1. b. obviously the empty seats would be 10%.
2. a. proportion again, 
cross multiply then divide you ge 15%
3. 30% in decimal form is 0.3. multiply it then to the total amount, so 0.3 x 15 = 4.5
I think the area of this triangle is 27.1 square cm. Hope it help!
Answer:
9
Step-by-step explanation:
Answer:
Step-by-step explanation:
We are given the following in the question:
Volume of cylinder =
where B is the area of base and h is the height of cylinder.
Volume of cylinder =
Base area =
We have to find height of cylinder.
Thus, the height of cylinder is 
units.
Answer:
7 . time os on axis X. total vector lenght is 7.
