There are 290 liters of oil in 24 cans. If 10 of the cans are holding 8 liters each, how much oil is each of the remaining cans holding?
10 cans are holding 8 liters each for a total of 10 * 8 = 
<gadget id="calculator">10*8</gadget>
<output>80</output>
80 liters.
There are 290 - 80 = 
<gadget id="calculator">290-80</gadget>
<output>210</output>
210 litres left.
There are 24 - 10 =
<gadget id="calculator">24-10</gadget>
<output>14</output>
14 cans left.
Each of the remaining cans is holding 210 / 14 = 
<gadget id="calculator">210/14</gadget>
<output>15</output>
15 liters each.

<result>15</result>