The lock on a safe requires a three-digit code to open it. the three digits must each be a number from 0-9 (10 possible numbers). each number cannot be used more than once in the code. how many codes could there be? a.1,000 b.720 c.30 d.120

Were only 64 seats. the remaining 6 students had to travel in a separate van. the equation 2b + 6 = 70 represents the given scenario. what does b represent? the number of buses the number of vans the number of students who rode on each bus the total number of students going to the football game