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Practice Test 8 - ISEE Lower Level Quantitative Reasoning

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

  1. A hiker is climbing a mountain. She starts at an elevation of 200 feet. After one hour, she is at 550 feet. After two hours, she is at 900 feet. If she continues to climb at this constant rate, what will her elevation be after four hours of hiking?
  2. What number completes the sequence: 12 15 18 21 __?
  3. Three swimmers competed in a 50-meter race. Their times were 28.9 seconds, 28.85 seconds, and 28.92 seconds. The swimmer with the time of 28.85 seconds won the race. The swimmer with the time of 28.92 seconds finished last. What does the time 28.9 seconds represent?
  4. A movie is 90 minutes long. The first 60 minutes feature the main story, and the remaining time is the credits. What is the ratio of the time for credits to the total length of the movie?
  5. What number completes the sequence: 9 13 17 21 __?
  6. A red light flashes every 6 seconds, and a blue light flashes every 8 seconds. If they both flash together at the start, how many seconds will pass before they flash together for the first time again?
  7. The following sequence multiplies by the same whole number to get from one term to the next: 4, 8, ___, 32, 64, ___. What is the sum of the two missing numbers in the sequence?
  8. When two numbers are subtracted, the difference is estimated by rounding both numbers to the nearest hundred. If the first number was rounded down by 32 and the second number was rounded up by 15, how does the estimated difference compare to the actual difference?
  9. At a fruit stand, a sign says "3 apples for $2." If this rate stays the same, how much will it cost to buy 12 apples?
  10. For a school assembly, 240 chairs are arranged in rows. The first 5 rows have 18 chairs each. The rest of the chairs are arranged in rows of 15. How many rows of 15 chairs are there?
  11. A set of blocks contains 15 squares, 10 triangles, and 5 circles. What is the ratio of blocks with straight sides to blocks with curved sides?
  12. Maya starts a savings plan. In the first month, she saves $4. In the second month, she saves $7. In the third month, she saves $10. If she continues this pattern, how much money will she have saved in total after five months?
  13. Ava saves money and already has $8 in her jar. She wants $20 total, so x+8=20x + 8 = 20. Subtract 8 from both sides to find xx. What is the value of xx in x+8=20x + 8 = 20?
  14. A survey of 50 students is displayed on a bar graph showing pet ownership. It shows 10 students have a dog, 5 have a cat, and 35 have no pets. If the entire school has 400 students and their preferences are similar, about how many students in the school would be expected to have a cat?
  15. What number completes the sequence: 8 12 16 20 __?
  16. At a bake sale, estimate the sum of 47 and 62.​
  17. At a school fair, tickets for games cost $2 each. Sarah starts with $20. She buys a hot dog for $4 and then spends the rest of her money on game tickets. If each game requires one ticket, how many games can she play?
  18. Talia played a video game that had five rounds. Her scores were: Round 1, 50 points; Round 2, 70 points; Round 3, 60 points; Round 4, 80 points; Round 5, 50 points. The total time she played was 25 minutes. What was her average score for the first three rounds?
  19. How many packs of markers are needed for 30 students if each pack has 5?
  20. Fill in the blank to continue the sequence: 7 14 21 28 __.

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