Deng Chow Chan found that the basic income generated by his main product is £10 a unit, but this increases by £1 for every unit he makes. If he has to cover fixed costs of £100, how many units must he sell to cover all his costs?

Deng Chow Chan found that the basic income generated by his main product is £10 a unit, but this increases by £1 for every unit he makes. If he has to cover fixed costs of £100, how many units must he sell to cover all his costs?

Deng Chow Chan found that the basic income generated by his main product is £10 a unit, but this increases by £1 for every unit he makes. If he has to cover fixed costs of £100, how many units must he sell to cover all his costs?

Deng Chow Chan found that the basic income generated by his main product is £10 a unit, but this increases by £1 for every unit he makes. If he has to cover fixed costs of £100, how many units must he sell to cover all his costs?