2 years ago

if the number 517324 is completely divisible by 3, then what is the smallest whole number that could replace the ?

Mathematics

1 answer:

Lelechka [254]2 years ago

8 0

Answer:

Step-by-step explanation:

5+1+7+x+3+2+4=x+22

x+22 is divisible by 3,

multiple of 3 are 3,6,9,12,15,18,21,24,27,...

if x=2 ,then x+22=2+22=24

so smallest number is 2

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Which of the following expressions represents the distance between -1/4 and 3/4?

Sliva [168]

Answer:

$\large\boxed{C.\ \left|-\dfrac{1}{4}-\dfrac{3}{4}\right|}$

Step-by-step explanation:

$\text{The formula of a distance between x and y on a number line:}\\\\d=|b-a|=|a-b|\\\\\text{We have}\ a=-\dfrac{1}{4}\ \text{and}\ b=\dfrac{3}{4}.\ \text{The distance:}\\\\d=\left|-\dfrac{1}{4}-\dfrac{3}{4}\right|=\left|\dfrac{3}{4}-\left(-\dfrac{1}{4}\right)\right|$