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yuradex [85]
3 years ago
11

Element X is a radioactive isotope such that every 13 years, its mass decreases by half. Given that the initial mass of a sample

of Element X is 60 grams, how much of the element would remain after 30 years, to the nearest whole number?
Mathematics
1 answer:
Nana76 [90]3 years ago
8 0

Answer:

2,325 grams !

Step-by-step explanation:

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The formula for the area of a triangle is, 1 А A= bh Calculate the height of a triangle when A= 24 m2 and b = 8 m.​
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Step-by-step explanation:

3 0
2 years ago
If one dozen of note books note books cost Rs. 252. Find the cost of 10 note books ?
lukranit [14]

Step-by-step explanation:

\underline {\underline{ \text{Given}}} :

  • Cost of one dozen of note books ( 12 note books ) = Rs 252

\underline{ \underline{ \text{To \: find}}} :

  • Cost of 10 note books

\underline{ \underline{ \text{Solution}}} :

Finding the cost of 1 note book :

⟼ \tt{ \frac{252}{12}  = Rs 21}

Finding the cost of 10 note books :

⟼ \tt{21 \times 10 = Rs 210}

\pink{ \boxed{ \boxed{ \tt{Our \: final \: answer :  \boxed{ \underline{ \tt{Rs 210}}}}}}}

Hope I helped ! ツ

Have a wonderful day / night ! ♡

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3 0
3 years ago
Read 2 more answers
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