Step-by-step explanation:
false
false
false
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Plan D is the least expensive for him
Answer:
D. 75(5r+3d+4f) and 75(5r)+75(3d)+75(4f)
Total number of Pizzas sampled = 344+391+155+185 = 1075
No. of Thick crust Pizzas in sample = 391
Proportion of Thick crust Pizzas in sample = 391/1075
Expected number of Thick crust in next 3500 pizzas = 3500*(391/1075)
Expected number of Thick crust in next 3500 pizzas = 1273
Out of 3500, he may expect 1273 pizzas to be thick crust
Really You Can Just Add It To Get The Answer 48.99 + 7.6 = 56.59