Answer:1609.344*186282
Step-by-step explanation:
13.8 times h times 3.14
*I do not know the number of the height*
You need:
6 dimes
5 nickels
Answer:
Step-by-step explanation:
n + d = 12
0.05n + 0.1d = 1 ║ × ( - 10 )
n + d = 12 ..... <em>(1)</em>
- 0.5n - d = - 10 ..... <em>(2)</em>
<em>(1)</em> + <em>(2)</em>
0.5n = 2 ⇒ n = 4
d = 12 - 4 = 8
There are <em>4 nickels</em> and <em>8 dimes</em> in the pocket.