The manual says the optimum number for a cell is ten.
Eleven races might not be the optimum number, but a compromise between the two would probably produce a better system.
In the 19th century 4 to 12 pieces guns was usual as the optimum number to maneuver into the gun line.
Six people were really the optimum number to have aboard.
Studies have shown that the optimum number of patients to be tested is 1 in 700 of a population.
There is not even an optimum number of meals or snacks that should be eaten each day.
Adams had invited twenty guests, the optimum number, he felt, for a dinner party.
The commission considered the optimum number of members of the new local authorities.
There must be some optimum number which will fetch a maximum return.
Each constituency would return from three to nine members, five being generally regarded as the optimum number.