Seudónimo Seudónimo
  • 03-11-2020
  • Mathematics
contestada

Help 20 points just ask

Help 20 points just ask class=

Respuesta :

Susurrus
Susurrus Susurrus
  • 03-11-2020

Answer:

133

Step-by-step explanation:

If he cleaned 38 windows in 2 hours then he cleaned:

38 win / 2 hours = 19 windows per hour.

If he goes for 7 hours then he cleans a total of: 19 * 7 = 133 windows in 7 hours.

Answer Link
notlaceyorg
notlaceyorg notlaceyorg
  • 03-11-2020

Answer:

proportion:

38/2•x/7

cross multiply:

(7)(38)=2x

simplify:

266=2x

divide:

x=133

133 windows

Step-by-step explanation:

Answer Link

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