Answer:
D
Step-by-step explanation:
The answer is 1500 I hope this help!
Step-by-step explanation:
1st digit is 1 number (1)
2nd digit is (3,4,5) so it's 3 numbers
third digit is (6,7,8,9) is it's 4 numbers
last 7 digits is 10 (0,1,2,3,4,5,6,7,8,9)
multiply
1*3*4*10=120
so answer is 120 phone numbers
Answer:5 * (1/2 * 6 * 14)= x
Step-by-step explanation: :D
Answer:wdym?
Step-by-step explanation: