2 years ago

If I cleaned 38 windows in 2 hours then how many windows will I clean in 7 hours

Mathematics

2 answers:

Bumek [7]2 years ago

6 0

Answer:

133

Step-by-step explanation:

38/2=19

1 hour = 19 clean windows

7 hours *19 =133

zhuklara [117]2 years ago

3 0

Answer:

133 windows

Step-by-step explanation:

We can use ratios to solve

38 windows x windows

----------------------- = ----------------

2 hours 7 hours

Using cross products

38 *7 = 2x

266 = 2x

Divide each side by 2

266/2 =2x/2

133 =x

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