MaTh8809
12.01.2020 •
Mathematics
Paul weighed two postcards before mailing them. they weighed 4/10 of an ounce and 42/100 of an ounce.
what is the total weight of the postcards?
38/100 oz
46/100 oz
46/110 oz
82/100 oz
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Ответ:
82/100 oz
Step-by-step explanation:
1) first, we need to find common denominators to add
4/10=40/100
42/100=42/100
2)next, we add
40/100+42/100=82/100
the total weight of the postcards is 82/100 oz
Ответ:
2707120/ 606.1 km^2=4466.5 persons/km^2
Hope that helped.