You plan to conduct a survey to find what proportion of the workforce has two or more jobs. You decide on the 90% confidence level and state that the estimated proportion must be within 4% of the population proportion. A pilot survey reveals that 3 of the 70 sampled hold two or more jobs. How many in the workforce should be interviewed to meet your requirements? (Round the intermediate calculation to 2 decimal places. Round the final answer to the nearest whole number.) Number of persons to be interviewed ___