SOLUTION: Dear Tutor, I hope you can help me with these problems. Please know that I've tried them on my own and the reason why I am seeking help is because i can't seem to figure them out.
Algebra.Com
Question 909735: Dear Tutor, I hope you can help me with these problems. Please know that I've tried them on my own and the reason why I am seeking help is because i can't seem to figure them out. Thanks a heap :)
A jeepney leaves the terminal at 60 kph. Two hours later, a taxi leaves the same terminal at 80 kph. How long will it take the taxi to overtake the jeepney?
Alex and Bert agreed to meet on the highway connecting their hometowns, which are 120 km apart. Alex drives at 45 kph, while Bert drives at 35 kph. In how many hours will they meet?
John Carbin takes his bus ride at 60 kph to the school and then walks back leisurely at 10 kph. The bus ride takes 15 min less than his walking. How far does he walk and for how long?
A chemist has two solutions of the same acid, one containing 15% of the acid and the other 25%. How many cubic acid centimeters of each acid should he use to make 120cc of a 21% acid solution?
How many pounds of peanuts at P80/lb should be added to 100 lbs of cashew nuts at P200/lb if the mixture is worth P120/lb?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
Gaining speed 80 -60= 20 mph
Headstart 60*2 =120 miles
Time to catch up 120/20=6 hours
Algebraic solution
60(t+2)=80t
60t+120=80t
120=80t-60t
120=20t
t=6 hours
Distance to meeting 6*80=480 miles
code drt1
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