50
Find the missing term in the following series.
28, 56, 168, ?, 3360
28, 56, 168, ?, 3360
- A686
- B672
- C600
- D649
Answer not set
Discussion 1
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CCommunity
taking LCM of all the numbers
28=2×2×7
56=2×2×2×7
168=2×2×2×3×7
LCM=2×2×2×3×7=168
now 168 is divisible by all three numbers
adding 3 gives
171, is the answer
28=2×2×7
56=2×2×2×7
168=2×2×2×3×7
LCM=2×2×2×3×7=168
now 168 is divisible by all three numbers
adding 3 gives
171, is the answer