A 3-digit number is 45*. The digit in the units place is not known and is marked by *. The product of the 3 digits is 40. What does * denote?
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Answer:
3 digit number = 452 , 45_ unit is 2 because
Step-by-step explanation:
4 × 5 = 20
20 ÷ *
= 20 is divisible by 2 so it is the unit place on *
=452
=4×5×2 = 40
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