During the past school year, there were 640 students and 52 teachers. What is the ratio of students to each teacher rounded to the nearest tenth? a.
12.3:1
c.
160:13
b.
1:12.3
d.
13:160

Please select the best answer from the choices provided

A
B
C
D

What is the result of adding the system of equations? 2x+y=4 3x-y=6

How is the equation of this circle written in standard form? x2 + y2 - 6x + 14y = 142 a) (x - 3)2 + (y + 7)2 = 200 b) (x+ 3)2 + (y - 7)2 = 200 (x - 6)2 + (y + 14)2 = 142 d) (x+6)2 + (y- 14)2 = 142

Harry and jay are both flying on the same plane with an airline that randomly assigns seats to passengers. of the 182 total seats on the plane, 62 are window seats, 58 are middle seats, and the rest are aisle seats. what is the approximate probability that both harry and jay will be assigned aisle seats on the same plane? a. 11.48% b. 3.3% c. 2.08% d. 26.26%