1. Which pair of numbers is relatively prime?
A)143 and 63
B)43 and 172
C)22 and 143
D)110 and 77

2. Which pair of numbers is relatively prime?
A)119 and 209
B)88 and 121
C)144 and 165
D)42 and 385

1) A. 143 and 63  2) D 42 and 385

Step-by-step explanation:

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.