Trong không gian vector 3 ℝ cho hai hệ vector U u m u u = { 1 2 3 = − = = ( 2,2,5); (2,1,3); (3,1,3)} , V v m v m v = − −= { 1 2 3 = = ( ( 1,2,1); ,2,1); ( 1,7,4)} . a. Chứng tỏ U , V là hai cơ sở của 3

81 seats

step-by-step explanation:

if you multiply 0.65 times 125 then you get 81.5 seats. well since you can't have half of a seat you have to round down and get 81 seats in the no children zones. that leave 44 seats outside of the no children zone.

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.