The first one is 810
The second is -120
Answer:
3
Step-by-step explanation:
3 is the only number here with factors of itself (3) and 1
Answer:
Step-by-step explanation:
X=-6
The smaller the value of the least increment, the more precise a number is.
Length measured to the nearest 1/8 inch will be more precisely specified than length measured to the nearest 1/4 inch.
_____
In general, precision has little to do with accuracy—how close the measured value is to the actual value. A measurement can be very precise, but just plain wrong. (Many electronic instruments have resolution (precision) that exceeds their accuracy. That is, one or two (or more) of the least-significant displayed digits may be in error.)
18900cm = 189m
189 / 1.8 = 105m.
The blackboard's length in meters is 105m.