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it takes two painters 9 hours to scrape a house. How long would it take four painters to scrape the same house?


With Solution po sana​


Sagot :

Answer:

1 sec

Step-by-step explanation:

QUESTION

It Takes Two Painters 9 Hours To Scrape A House. How Long Wou It Take Four Painters To Scrape The Same House?

Answer:

Based on the given conditions, formulate: 2×9÷4

Cross out the common factor:92

get the result:4.5 or 4½

Answer: 4.5 or 4½