The geologist examined 23 rock samples in 4 weeks. How many rock samples could the geologist examine in 32 weeks?

a. 8

b. 92

c. 3

d. 184

The ratio of doves to serpents was 20 to 8. If there were 480 serpents, how many doves were there?

a. 104

b. 5200

c. 2080

d. 650

The ratio of employees in a company was 14 to 5. If there were 210 computers in the company, how many employees were there?

a. 588

b. 1050

c. 75

d. 2940

The ratio of graduate students to undergraduate students at a university is 6 to 2. If there are 10,083 graduate students at the university, how many undergraduate are there?

a. 60,498

b. 10,083

c. 30,249

d. 3,361