Practice Test 7 - ISEE Middle Level Mathematics Achievement

20 questions. Answer them in any order, then submit to see your score and every explanation.

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1. A line graph shows the temperature in a city at different times of the day. At 8 a.m., it was 52°F. At 12 p.m., it was 65°F. At 4 p.m., it was 68°F. At 8 p.m., it was 58°F. What was the range of the temperatures recorded?
2. A spinner has 10 equal sections: 1 prize, 9 no-prize. What is the probability of a prize outcome? Give your answer as a fraction.
3. A spinner is divided into 8 equal sectors, numbered 1 through 8. If the spinner is spun twice, what is the probability that the product of the two numbers is odd?
4. What is the rule to find the next number in the sequence 2, 3, 5, 9, 17, ...?
5. A bag has 7 yellow and 1 red marble (8 total). What is the probability of drawing red outcome? Give your answer as a fraction.
6. What is the rule for generating the next term in the sequence 4, 6, 9, 13.5, ...?
7. Three vertices of a rectangle are located at (-4, -1), (2, -1), and (2, 3). What are the coordinates of the fourth vertex of the rectangle?
8. A cyclist rides at 18 miles per hour for $t$ hours, traveling $d$ miles. Choose the equation that fits.
9. Jordan deposits $50$ dollars, then saves $15$ dollars each month for $n$ months, reaching total $S$. Identify the equation.
10. A sequence begins with 1 and 3. Every term after the second is found by adding the two terms that come before it. The sequence is 1, 3, 4, 7, 11, 18, ... Which rule generates any term after the second?
11. What is the next number in the following pattern? 5, 3, 9, 7, 21, 19, ...
12. Start at 2: 2, 7, 12, 17, 22. Next number?
13. The mean of five numbers is $m$. If four of the numbers are 8, 11, 14, and 20, what is the fifth number in terms of $m$?
14. A data table shows the number of minutes two students, Maya and Liam, spent on homework each day for a week. Maya's times were: 45, 60, 50, 70, 55. Liam's times were: 60, 50, 55, 40, 70. What is the difference between the medians of their homework times?
15. Game: $P(\text{spin a 1})=20\%$ and $P(\text{spin a 2})=\frac{1}{4}$. Which event is more likely?
16. The data set {6, 8, 8, 10, 13} has a mean of 9, a median of 8, and a mode of 8. If the number 3 is added to the set, which measure of central tendency will have the greatest change in value?
17. Weather: $P(\text{rain})=35\%$ and $P(\text{thunderstorms})=20\%$. Based on probabilities, which has a greater chance?
18. The length of a rectangular sign is $(3x + 2)$ meters and its width is $x$ meters. If the perimeter of the sign is 52 meters, what is its area in square meters?
19. The first three terms of an arithmetic sequence are 5, 9, and 13. What is the 10th term in the sequence?
20. A student's scores on six history assignments are 88, 92, 85, 95, 88, and 90. What is the median score of the assignments?

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