gafitaalinavasilica gafitaalinavasilica
  • 26-03-2021
  • Mathematics
contestada

Phone calls to New York are charged at the rate of £2.90 for a 5-minute call. John’s call costs £7.86. How long (in minutes) was his call?

Respuesta :

victorkalise2017
victorkalise2017 victorkalise2017
  • 26-03-2021

Answer:

Step-by-step explanation:

5 min = 2.90

xmin = 7.86

with cross multiplication;

xmin = 7.86*5min/2.90

x = 13.55=14.0

therefore x = 14min

so he will make of 14min long

Answer Link

Otras preguntas

There are 132 people seated in the school auditorium for an assembly.  There are 6 rows in the auditorium, each with the same number of seats.  If the auditoriu
What is 50 tens ×4 hundred = 40 tens × 5hundred true or false?
Jack was 12 years older than purcella. together their ages is 156 years. what was their ages?
Zalmon walks three fourhs of a mile in three tenths of an hour. what is his speed in miles per hour?
36,340 rounded to the nearest thousand
Is (2,12) a solution to the given system? y>2x+4 y<3x+7 Yes No What is the solution of the system of equations shown below? 2x+2y=10 5x-2y=4 (-2,7) (2,7)
What is the value of the expression when a = 5 and b = 2? a 2b−3
Waves which require a medium are known as
Which of the following words best describes the political climate of Curacao in the early 1940s? A. alarmed B. discouraged * C. hopeful * D. tense I think the a
Mark can make 42 birdays cakes in 7 days how many birthday cakes can mark make in 5 days?