Complete the exercises using counting techniques. A restaurant offers a salad lunch special. If you can choose one of 3 types of dressings and one of 4 different toppings, how many different salads are possible?
A. 7
B. 9
C. 12
D. 16
Answer: C
Mathematics
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Solve the problem.Jim has traveled 
of his total trip. If the trip is a total of 960 miles, how many miles has he gone?
A. 105 miles B. 120 miles C. 840 miles D. 420 miles
Mathematics
150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 65 and standard deviation ? = 10.Peter's score on the exam places him in the 16th percentile of the class. Peter's score on the exam is approximately
A. 55. B. 16. C. 35. D. 45. E. none of these
Mathematics
x3 + 2x + x2 + 2
A. (x2 + 1)(2x + 1) B. (2x + 1)(x + 1) C. (x2 + 1)(x + 2) D. (x2 + 2)(x + 1)
Mathematics
Find the product.(-9a + 5b)(-8a + 3b)
A. 72a2 - 67ab + 15b2 B. 72a2 + 67ab + 15b2 C. 72a2 + 13ab + 15b2 D. 72a2 + 15b2
Mathematics