The table shows the percentage of students in each of three grade levels who list fishing as their favorite leisure activity Fishing 6th Grade (38%) 48% 9th Grade (29%) 50% 11th Grade (33%) 32% Total (100%) (0.38)(0.48) + (0.29)(0.5) + (0.33)(0.32) = 0.433 or 43.3% Find the probability that a student is a 9th grader, given that fishing is their favorite leisure activity. 0.29 0.34 0.50 0.43

Vikram is studying the square pyramid below. on st to find the surface area of the pyramid, in square inches, vikram wrote (33.2) (34 ikram wrote (33.2)(34.2)+43(34.2)(284) what error did vikram make? o he used the same expression for the area of all four lateral faces. he used the wrong expression to represent the area of the base of the pyramid. o he used the wrong value as the height when he found the area of the lateral faces. he used an expression for surface area that only finds the total area of three faces.