Mathematics Flashcards
7 cards from real CBEST practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Mathematics flashcards as text
What is the median of the data set: 3, 7, 9, 12, 15?
Answer: 9
The median is the middle value of an ordered set; here it is 9.
A savings account earns simple interest at 4% per year. How much interest does $500 earn in 3 years?
Answer: $60
Simple interest = P × r × t = 500 × 0.04 × 3 = $60.
Which of the following is the largest number?
Answer: 9/20
9/20 = 0.45 and 4/9 ≈ 0.444, while 44% = 0.44; all are equal or 9/20 ties 0.45, but 9/20 = 0.45 is equal to 0.45 and larger than 44% and 4/9.
A map has a scale of 1 inch = 50 miles. Two cities are 3.5 inches apart on the map. What is the actual distance?
Answer: 175 miles
3.5 × 50 = 175 miles.
If y = 3x − 2 and x = 4, what is y?
Answer: 10
y = 3(4) − 2 = 12 − 2 = 10.
What is the least common multiple (LCM) of 4 and 6?
Answer: 12
The smallest number divisible by both 4 and 6 is 12.
A worker earns $15.50 per hour and works 38 hours in a week. What are the worker's gross earnings?
Answer: $589.00
15.50 × 38 = $589.00.