$~~~~~~ \textit{Simple Interest Earned Amount}\\\\A=P(1+rt)\qquad\begin{cases}A=\textit{accumulated amount}\\P=\textit{original amount given}\dotfill & \$10500\\r=rate\to 4.5\%\to \frac{4.5}{100}\dotfill &0.045\\t=years\dotfill &10\end{cases}\\\\\\A=10500(1+0.045\cdot 10)\implies \boxed{A=15225}$

7 0

2 years ago

What is another number of pennies and total mass of pennies in grams if my number of pennies is 10 and the mass in grams is 25

Angelina_Jolie [31]

Answer:

1 penny is equal to 2.5 grams

Step-by-step explanation:

1 penny = 2.5 grams

2 pennies = 5.0 grams

3 pennies = 7.5 grams

Just add 2.5 grams every penny.

Pick any number of pennies and multiply it by 2.5 (Don't forget to add grams ( g ) at the end.

7 0

3 years ago

John had 77 apples he gave 20 to alex and 15 to jack how many apples does john have left

Diano4ka-milaya [45]

Answer:

John has 42 apples left

Step-by-step explanation:

77-20-15=42

Hope this helps

6 0

3 years ago

Find the missing side of the triangle. Round your answer to the nearest tenth if necessary.

kenny6666 [7]

Answer:

Step-by-step explanation:

pythagoras theorem

a^2+b^2=c^2

12^2+x^2=13^2

144+x^=169

x^2=169-144

x= $\sqrt{25$

x=5 km

5 0

3 years ago

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