25
The triangle given by 9, unknown, and 15 and the triangle given by 15, unknown, and x are similar triangles and therefore 9:15 = 15:x
X is 25 in this case
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Answer:
all two digit whole number which are divisible by 11 are
22+33+44+55+66+77+88+99=484
Answer:
G
Step-by-step explanation:
Set-up a proportion with equal ratios.

Solve for x by cross multiplying.
3*106 = 50*x
318 = 50x
6.36 = x
Answer:
A.
Step-by-step explanation: