Answer:
They must get seven yards.
Step-by-step explanation:

The axis of symmetry for parabola is x = 3.
Using derivative to solve for axis od symmetry is easier.
The answer is B) 55.5 Do you need me to work it out for you?
240 = 100%
so 10% = 24 sandwiches
all - (tuna) - (jam) = egg
100% - 20% - 40% = 40%
40% = 10%*4
40% = 24*4 = 96
the answer is 96 egg salad sandwiches
The answer is 0.3260869565. you can round that