Data Interpretation and Word Problems Flashcards
6 cards from real IMSA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Data Interpretation and Word Problems flashcards as text
A store's sales were $12,000 in January and $15,000 in February. What was the percent increase?
Answer: 25%
Percent increase = (15000 − 12000)/12000 × 100 = 3000/12000 × 100 = 25%.
The average of 5 test scores is 82. What is the sum of all 5 scores?
Answer: 410
Sum = average × number of values = 82 × 5 = 410.
A bar chart shows sales of 50, 70, 60, and 80 units over 4 months. What is the mean?
Answer: 65
Mean = (50 + 70 + 60 + 80)/4 = 260/4 = 65.
A car travels 240 miles in 4 hours. What is its average speed?
Answer: 60 mph
Speed = distance/time = 240/4 = 60 mph.
A dataset is: 3, 7, 7, 9, 12. What is the median?
Answer: 7
The dataset is already ordered; the middle value (3rd of 5) is 7.
If 8 workers can complete a job in 6 days, how many days would 12 workers take?
Answer: 4
Total work = 8 × 6 = 48 worker-days; 48 ÷ 12 = 4 days.