3| Please help ! With explanation if possible ! This stuff Hurts My Brain !!

Question 3 Suppose your friends have the following ice cream flavor preferences: Select one answer. 10 points . 70% of your friends like chocolate (C). The remaining do not like chocolate. . 40% of your friends sprinkles (S) topping. The remaining do not like sprinkles. . 25% of your friends like chocolate (C) and also like sprinkles (S). If your friend had chocolate, how likely is it that they also had sprinkles? (Note: Some answers are rounded to 2 decimal places). A. Oo.10 B. O0.18 C. O0.28 D. O0.36 E. O0.63 Question 4 Select one answer. At a dental office, the probability a patient needs a cleaning is 0.7. The probability a patient 10 points ver. needs a filling is o.4. Assuming the events "needs a cleaning" and "needs a filling" are independent, then what is the probability a patient needs a filling given that he/she needs a cleaning? A. 0.6 B. Additional information is required to determine the probability. C. 0.28 D. O0.7 E. 0.4