Lillian Fok is president of Lakefront Manufacturing, a producer of bicycle tires. Fok makes 1,000 tires per day with the following resources: Labor productivity per labor hour for these tires=2.5 tires/labor hour (round your response to two decimal places). Multifactor productivity for these tires=.0245 tires/dollar (round your response to four decimal places). The percent change in multifactor productivity if Fok can reduce the energy bill by $950 per day without cutting production or changing any other inputs= % (enter your response as a percentage rounded to two decimal places)