If n 2 -3 n 4 +5 n 6 =21, then n=? - Vidyadip

MCQ

If $\frac{n}{2}-\frac{3 n}{4}+\frac{5 n}{6}=21$, then $n=?$

A
30
B
42
✓
36
D
28

✓

Answer

Correct option: C.

36

C

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