# How many students in the class are either Freshmen

FratBro23
Category:
Computer Science
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Question description

1) Suppose in a box of 110 all-metal or all-ceramic cups, there are 70 with handles, 50 made of ceramic, and 20 ceramic ones with handles. How many metal cups without handles are there?

2) Suppose that in a class of 250 students, 150 are Freshman, 160 are Computer Science majors, 140 have finished taking ECS10, 100 are Freshman Computer Science majors, 110 are Computer Science majors finished taking ECS10, 90 are freshman finished taking ECS10, and 80 are Freshman Computer Science majors finished taking ECS10.
a) How many students in the class are either Freshmen, Computer Science majors, or students who have finished ECS10?
b) How many students in the class are neither Freshmen, nor Computer Science majors, nor students who have finished ECS10?
c) How many students in the class are Freshman Computer Science majors who have not finished taking ECS10?
d) How many students in the class are Freshman who are not Computer Science majors and have not finished taking ECS10?

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