The number 387.869911589 rounded to three decimal places is 387.870. This rounding simplifies the value while maintaining reasonable precision for most calculations or presentations.
The number 387.869911589 rounded to three decimal places is 387.870. To round it, we look at the fourth decimal digit, which is 9 in this case. Since 9 is greater than or equal to 5, we round up the previous digit, which is 7, by adding 1. Therefore, the final rounded value is 387.870.
Rounding numbers is a common practice to simplify values while maintaining a certain level of precision. In this case, rounding 387.869911589 to 387.870 helps make the number easier to work with in calculations or to display in contexts where excessive precision is not necessary.
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Answer:
387.970
Step-by-step explanation:
12/30 = 18/45, so first you're going to cross multiply and you'll get (30)(18) = (12)(45). Then you can see that 540 = 540 same number so they're proportional...
BTW THIS WAY IS A LOT EASIER.
12/30 = 2/5
18/45 = 2/5
So yes, in summary, they're proportional to each other. Hope this helps, have a BLESSED and wonderful day! :-)
Time spent babysitting by Lucy = Tl = 4 hours
Time spent babysitting by Maria = Tm = x * 4 hours
Now we need to determine for what values of x is Tm > Tl
⇒ x * 4 > 4
⇒ x > 1
So for x > 1, Mary spends more time babysitting than Lucy does
Answer:
33/8
see the pic for the steps