An umbrella and a pen are sold at a discount of 8% and 3% respectively. Calculate the overall percentage discount offered on the two commodities, if the cost of the umbrella is four times that of the pen.

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?