Bio teacher have 3 dogs: bella, putukas and tornado is the oldest and putukas runs the fastest. bella is 4 yeas older than putukas and she is 6 years older than tornado. how old are the dogs if their age sum is 16 yrs old?

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.