Seudónimo Seudónimo
  • 01-10-2015
  • Mathematics
contestada

The cost of 2 tv and 3 DVD player is $1421. The cost of 1 dvd is half of the tv. What's the cost of the tv

Respuesta :

crisforp
crisforp crisforp
  • 01-10-2015
The cost of one tv is double than cost of one DVD;

The cost of 2 tv is 4 times more cost one DVD ;

The cost of 2 tv and 3 DVD player is 7 times more cost one DVD ;Then, 1 DVD cost 1421 ÷7 = 201 $ ;
1 tv cost = 2 * 201 = 402 $ ;
Answer Link

Otras preguntas

What is the principal part of the underlined verb in the sentence? He flew across the country to visit his grandparents. A. past B. present C. presen
One of the few countries that revolted against the congress system and was successful was?
The alloy stainless steel is used instead of pure iron for the ball of the pen. Give two reasons why.
Nelson's hobby is tinkering with small appliances. Tinkering with implies that Nelson is unskilled at his hobby. You want to change the flavor of this sentence
How long does it take each horse to run a mile?
explain how multiplying a whole number and a decimal is similar to and different from multiplying whole numbers
What role did Ivan I play in shaping Russian history?
What did President Roosevelt do to try to counter the effects of the Great Depression?
In the equation 5 p = 7, what is the English translation of the variable, p? A. is equal to B. plus C. a number D. decreased by
what is the fraction and decimal if 3/10?