A person can plow all the driveways on his street with his new four-wheel-drive truck in 6 hours. Using a snow blade on a lawn tractor, his neighbor can plow the same number of driveways in 9 hours. How long would it take them to do the work together?

step-by-step explanation: i dont

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation:

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!

most likely linear (proportionate)

step-by-step explanation:

as time increases heart rate increases