3 years ago

Which one does not belong 3:4, 9:12, 12:15, 12:16 and why

Mathematics

2 answers:

vivado [14]3 years ago

5 0

3:4 can not belong because it doesn't have 12 like other does.

svp [43]3 years ago

3 0

3:4 is the answer. Look at it like a pattern. 9:12, 3 goes into both of them, 12:15, 3 goes into both of them, 12:16, 4 goes into both of them. However nothing goes into both the numbers in 3:4.

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KatRina [158]

Answer:

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3 years ago

Is the ratio 25 to 16 proportianal to the ratio 5 to 4

vagabundo [1.1K]

Answer:

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3 years ago

What is 3/4 of 2/5=

noname [10]

$\frac{3}{4}\ of\ \frac{2}{5}=\frac{3}{4}\times\frac{2}{5}=\frac{3\times2}{4\times5}=\frac{3\times\not2^1}{\not4_2\times5}=\frac{3\times1}{2\times5}=\boxed{\frac{3}{10}=0.3}$