JEE MAIN - Mathematics (2023 - 24th January Evening Shift - No. 3)
The number of integers, greater than 7000 that can be formed, using the digits 3, 5, 6, 7, 8 without repetition is :
48
120
168
220
Explanation
Four digit numbers greater than 7000 $=2 \times 4 \times 3 \times 2=48$
Five digit number $=5 !=120$
Total number greater than 7000 $=120+48=168$
Five digit number $=5 !=120$
Total number greater than 7000 $=120+48=168$
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