Hellen is using 3.508 grams of copper for her science experiment. How many kilograms of copper did Hellen use for her science ex
periment?
1 answer:
Answer:
.003508 kg of copper
Step-by-step explanation:
1000 grams = 1 kg
3.508 g/1000 g = .003508 kg
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He can send 600 messages.
40+0.05x=70
-40+0.05x=70-40
0.05x=30
So divide 30 by 0.05
and you get 600.
Answer:
40
Step-by-step explanation:
50% is equal to 1/2 so if we multiply 40 by 2 you get 80 then subtract what she already did and you get 40.
hope this helped
I don’t know, since we don’t know what the story is about.
I believe the answer is x = 2
Answer: 2.3
Step-by-step explanation:
9.2 is divided by 4 is 2.3 so the last quarter is 2.3
