Jardine plc had an equity balance of 158,000 at the beginning of the period. At the end

Question:

Jardine plc had an equity balance of £158,000 at the beginning of the period. At the end of the accounting period, the equity balance was £198,000.
(a) Assuming no additional investment or distributions during the period, what is the net income for the period?
(b) Assuming an additional investment of £13,000but no distributions during the period, what is the net income for the period?