The ratio of a frame height to the frame width is 3:4
What is the width of all photos with height 9 cm ?
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1
Answer:
width is 12cm
Step-by-step explanation:
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Answered by
0
Answer:
12
Step-by-step explanation:
Ratio - 3:4
Height takes 3, while width takes 4 respectively, according to the question
Take x as the missing number
3:4 = 9:x
Comparing the above equation, 3 was multiplied by 3 to get 9
Therefore, x = 4 x 3
x = 12
Therefore, the width = 12cm
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