Yes, he is correct, using the distributive property you get the same answer
To convert km/s to m/min, multiply by 1000*60=60000
hence 0.85km/s=51000 m/min
Answer: 20
Step-by-step explanation:
answer: 105+3x
step by step: times 3 by 35 an then 3 times x
Area of each piece of paper is

Greatest number of possible piece of paper is