SOLUTION: Hi tutors, can u help me solve this? Thanks The 5-digit number a986b, where a is the first digit and b is the units digit, is divisible by 72. What is the value of a + b? A.

SOLUTION: Hi tutors, can u help me solve this? Thanks The 5-digit number a986b, where a is the first digit and b is the units digit, is divisible by 72. What is the value of a + b? A.

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Question 977678: Hi tutors, can u help me solve this? Thanks
The 5-digit number a986b, where a is the first digit and b is the units digit, is divisible by 72. What is the value of a + b?
A. 9
B. 10
C. 12
D. 13
E. 15
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
the 5 digit number is 99864
a=9 and b=4
so D.13 is the correct choice

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