Question

The number of integers, greater than $7000$ that can be formed, using the digits $3,5,6,7,8$ without repetition, is

• A. 168
• B. 120
• C. 220
• D. 48

Answer 1

Answer: (A)

Four digit numbers greater than $7000$
$=2\times 4\times 3\times 2=48$
Five digit number $=5!=120$
Total number greater than $7000$
$=120+48=168$