1 answer:
Answer:
15/16 gram
Step-by-step explanation:
40 days represents 40/8 = 5 half-lives. That is, the quantity remaining is (1/2)^5 = 1/32 of the original amount, so is ...
(30 g)/32 = 15/16 g
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8 cubic cm equal to 8 milliliters. It does not equal 2.5 mm.
Answer:
52 years old
Step-by-step explanation:
let this mans age be a
400-3a=244
400=244+3a
400-244=3a
156=3a
a=52
Answer:
0.15
Step-by-step explanation:
5*3=15/100
The value of x is 10
You do 3x-3 = 2x+13
Subtract 2x from both sides
x-3 = 13
add 3 to both sides
x=10