Estimation Sequences

1.

Describe the following sequence in mathematical terms. 144, 72, 36, 18, 9

  • A. Descending arithmetic sequence
  • B. Ascending arithmetic sequence
  • C. Descending geometric sequence
  • D. Ascending geometric sequence
  • E. Miscellaneous sequence

2.

Which of the following is not a whole number followed by its square?

  • A. 1, 1
  • B. 6, 36
  • C. 8, 64
  • D. 10, 100
  • E. 11, 144

3.

A nurse has to record her temperatures in Celsius but her thermometer reads Fahrenheit. A patient's temperature is 100.7° F. What is the temperature in °C?

  • A. 32° C
  • B. 36.5° C
  • C. 38.2° C
  • D. 213.3° C
  • E. 223.7° C

4.

Art realized that he had 2 more quarters than he had originally thought in his pocket. If all of the change in his pocket is quarters and it totals to $8.75, how many quarters did he originally think were in his pocket?

  • A. 27
  • B. 29
  • C. 31
  • D. 33
  • E. 35

5.

There are 12 more apples than oranges in a basket of 36 apples and oranges. How many apples are in the basket?

  • A. 12
  • B. 15
  • C. 24
  • D. 28
  • E. 36

6.

Which of the following correctly identifies 4 consecutive odd integers where the sum of the middle two integers is equal to 24?

  • A. 5, 7, 9, 11
  • B. 7, 9, 11, 13
  • C. 9, 11, 13, 15
  • D. 11, 13, 15, 17
  • E. 13, 15, 17, 19

7.

What is the next number in the sequence? 6, 12, 24, 48, ___

  • A. 72
  • B. 96
  • C. 108
  • D. 112
  • E. 124

8.

Which of the following numbers could be described in the following way: an integer that is a natural, rational and whole number?

  • A. 0
  • B. 1
  • C. 2.33
  • D. -3
  • E. none of the above

9.

What is the next number in the following pattern? 1, 1/2, 1/4, 1/8, ___

  • A. 1/10
  • B. 1/12
  • C. 1/14
  • D. 1/15
  • E. 1/16

10.

Of the following units, which would be most likely to measure the amount of sugar needed in a recipe for 2 dozen cookies

  • A. degrees Celsius
  • B. milliliters
  • C. quarts
  • D. kilograms
  • E. cups