Answer:
20/4
Step-by-step explanation:
10/2 = 20/4
Answer:
he because the Spence or bentualy
Answer:53
Step-by-step explanation:
Answer:
224
Step-by-step explanation:
1st Digit - 9 (1 way)
2nd Digit - 2, 3, 5, 7 (4 ways)
3rd Digit - (10-2) ways
4th Digit - (10-3) ways
Therefore, the number of ways are 1 × 4 × 8 × 7
= 224 ways