Answer:
The time (t) it takes to clean an office building is <em><u>directly</u></em> <em><u>related</u></em> to the number of people (p) working.
t is proportional to p

Answer:
a2 (10x10) + b2 (4x4) = c2 (100+16)
Answer: √116
its 1/6 i caculated it on google
Answer:
y = - 143/60 = -2 23/60
Step-by-step explanation: