2:7 and 6:21 is a proportional or not.
Answer:
PROPORTIONAL
Step-by-step explanation:
= 42 wich means it
= 42 equal.
2:7=6:21
to find the cross product of a proportion, we multiply the outer terms wich is 2 and 21, called the extremes, and the middle terms wich is 7 and 6, called the means.
so,
multiply the first term ( extremes ), 2 and 21
2 × 21 = 42
then,
multiply the second term ( means ), 7 and 6
7 × 6 = 42
final is 42 and 42
Answer is Proportional
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