joannamrema17
joannamrema17 joannamrema17
  • 22-06-2020
  • Mathematics
contestada

A) Divide 160km in the ratio 10:9:13



B) divide 66 in the ratio 6:15:1

Respuesta :

mhanifa
mhanifa mhanifa
  • 22-06-2020

Answer:

A) 50 km : 45 km : 65 km

B) 18:45:3

Step-by-step explanation:

A) 160 km in the ratio 10:9:13

  • 10x+9x+13x= 160
  • 32x= 160
  • x= 5

10:9:3 ⇔ 50 km : 45 km : 65 km

B) 66 in the ratio 6:15:1

  • 6x+15x+x= 66
  • 22x=66
  • x=3

6:15:1  ⇔ 18:45:3

Answer Link
katyr1454 katyr1454
  • 22-06-2020
Answers

A=
10:9:13
B=
6:15:1
Answer Link

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