1. processing-speed-q1
How many times does the digit '7' appear in this string: 7192747378179
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Answer:
This is untimed educational practice for one cognitive skill. It is not a clinical, diagnostic, employment, or professionally recognized assessment, and it does not produce an IQ score or credential.
One hundred untimed self-check items in ten sections. In timed tests these tasks reward speed, but here accuracy comes first. Work briskly yet comfortably and let pace build with practice.
Choose one answer for each item. For a delayed-recall item, read its study text, cover it, and then answer without looking back.
Ease in with quick counts, comparisons, and spot-the-difference checks.
1. processing-speed-q1
How many times does the digit '7' appear in this string: 7192747378179
Answer:
2. processing-speed-q2
Which number does not belong with the others: 12, 18, 24, 29, 36?
Answer:
3. processing-speed-q3
How many vowels (a, e, i, o, u) appear in this string of letters: 'tefaomulcezirp'?
Answer:
4. processing-speed-q4
In the sequence 3, 6, 9, 12, __, 18, what number is missing?
Answer:
5. processing-speed-q5
How many pairs of consecutive identical digits appear in this number: 1123455678?
Answer:
6. processing-speed-q6
Which of these four number pairs sums to exactly 100: (37,64), (45,55), (52,49), (68,31)?
Answer:
7. processing-speed-s01-q07
How many words in this list start with the letter B: banana, berry, apple, bread, cherry, basket?
Answer:
8. processing-speed-s01-q08
Which of these numbers is the largest: 89, 98, 88, 99?
Answer:
9. processing-speed-s01-q09
How many times does the letter 'a' appear in the word 'banana'?
Answer:
10. processing-speed-s01-q10
Count the even numbers in this list: 3, 8, 5, 12, 7, 6, 9.
Answer:
Scan each string or row once and count or locate the target exactly.
11. processing-speed-s02-q01
How many times does the letter 'x' appear in this string: 'oxkxvexnxo'?
Answer:
12. processing-speed-s02-q02
In the row ■ ● ■ ▲ ● ■ ▲ ■ ●, how many ■ symbols appear?
Answer:
13. processing-speed-s02-q03
How many capital letters appear in this string: 'aBcDeFgh'?
Answer:
14. processing-speed-s02-q04
How many digits appear in this mixed string: 'a7k2p9x1c'?
Answer:
15. processing-speed-s02-q05
How many vowels (a, e, i, o, u) appear in 'krotepzim'?
Answer:
16. processing-speed-s02-q06
Which letter appears exactly twice in the string 'p q r p s q p'?
Answer:
17. processing-speed-s02-q07
In the row ● ▲ ● ● ▲ ■ ● ▲, how many ▲ symbols appear?
Answer:
18. processing-speed-s02-q08
How many lower-case letters appear in 'tRezpLms'?
Answer:
19. processing-speed-s02-q09
How many of these words contain the letter pair 'th': moth, mat, bath, tin, hop, cot?
Answer:
20. processing-speed-s02-q10
In the string 'oodoooddo', how many 'o's appear?
Answer:
Solve each sum in your head: accuracy first, then pace.
21. processing-speed-s03-q01
What is 17 + 26?
Answer:
22. processing-speed-s03-q02
What is 62 − 27?
Answer:
23. processing-speed-s03-q03
What is 8 × 7?
Answer:
24. processing-speed-s03-q04
What is 45 + 38?
Answer:
25. processing-speed-s03-q05
What is 9 × 6?
Answer:
26. processing-speed-s03-q06
What is 74 − 38?
Answer:
27. processing-speed-s03-q07
What is 120 ÷ 8?
Answer:
28. processing-speed-s03-q08
What is 13 + 28 + 9?
Answer:
29. processing-speed-s03-q09
What is half of 76?
Answer:
30. processing-speed-s03-q10
What is 25 × 4?
Answer:
Compare codes and names character by character to find exact matches.
31. processing-speed-s04-q01
Which of these matches the reference code GHT-4402 exactly?
Answer:
32. processing-speed-s04-q02
Which of these four pairs is an exact match?
Answer:
33. processing-speed-s04-q03
Which of these codes is different from the other three?
Answer:
34. processing-speed-s04-q04
Which of these matches 'Bramfield Lane 27' exactly?
Answer:
35. processing-speed-s04-q05
Which word appears twice in this list: harbour, harbor, harbour, arbour?
Answer:
36. processing-speed-s04-q06
Which of these four pairs is NOT an exact match?
Answer:
37. processing-speed-s04-q07
The reference code is 60482-Q. Which option matches it exactly?
Answer:
38. processing-speed-s04-q08
Which of these matches 'Whitfield & Grayson Ltd' exactly?
Answer:
39. processing-speed-s04-q09
How many of these four codes match the reference 2281-VD: 2281-VD, 2281-DV, 2281-VD, 2218-VD?
Answer:
40. processing-speed-s04-q10
Which of these four-digit codes contains the same digit twice?
Answer:
Each item gives its own code key. Apply it swiftly and precisely.
41. processing-speed-s05-q01
Code key: ▲ = 1, ● = 2, ■ = 3. What number does ● ▲ ■ represent?
Answer:
42. processing-speed-s05-q02
A code swaps each letter with its mirror from the end of the alphabet: A becomes Z, B becomes Y, C becomes X. Following the same rule, what does D become?
Answer:
43. processing-speed-s05-q03
Code key: 1 = R, 2 = E, 3 = D, 4 = O. What word does 3-4-4-1 spell?
Answer:
44. processing-speed-s05-q04
Shift each letter forward by one place in the alphabet (A becomes B, B becomes C, and so on). What does 'CAT' become?
Answer:
45. processing-speed-s05-q05
Code key: ◆ = 4, ● = 7, ▲ = 2. What is the sum of ◆ ● ▲ ◆?
Answer:
46. processing-speed-s05-q06
Code key: 2 = N, 4 = E, 6 = S, 8 = T. What word does 2-4-6-8 spell?
Answer:
47. processing-speed-s05-q07
Shift each letter back by one place in the alphabet (B becomes A, C becomes B, and so on). What does 'DOG' become?
Answer:
48. processing-speed-s05-q08
Code key: P = ◆, Q = ●, R = ▲. Which symbol sequence encodes 'RPQ'?
Answer:
49. processing-speed-s05-q09
Using the code 1 = A, 2 = B, 3 = C and so on through the alphabet, what word does 6-1-3-5 spell?
Answer:
50. processing-speed-s05-q10
Using the code 1 = A, 2 = B, 3 = C and so on, what is the sum of the position numbers of the letters in 'BEE'?
Answer:
Compare, order, and pick out numbers against the rule given.
51. processing-speed-s06-q01
Which of these is the smallest: 0.45, 0.54, 0.405, 0.5?
Answer:
52. processing-speed-s06-q02
Which number is closest to 500: 468, 529, 507, 490?
Answer:
53. processing-speed-s06-q03
If you sort 3/4, 2/3, and 4/5 from smallest to largest, which comes last?
Answer:
54. processing-speed-s06-q04
Which is larger: 7 × 8 or 9 × 6?
Answer:
55. processing-speed-s06-q05
Which of these numbers is even AND greater than 50: 48, 62, 57, 45?
Answer:
56. processing-speed-s06-q06
How many of these numbers are greater than 3.5: 3.09, 3.51, 3.499, 3.6, 3.55?
Answer:
57. processing-speed-s06-q07
Which temperature is the coldest: −4°, 2°, −1°, −7°?
Answer:
58. processing-speed-s06-q08
Order these prices from lowest to highest: £9.09, £9.90, £9.19. Which sits in the middle?
Answer:
59. processing-speed-s06-q09
Which fraction equals 0.25: 2/5, 1/3, 1/4, 3/10?
Answer:
60. processing-speed-s06-q10
Which number is a multiple of both 4 and 6: 36, 30, 40, 27?
Answer:
Apply each sorting rule quickly and decide where every entry belongs.
61. processing-speed-s07-q01
Which of these words is not a fruit: plum, kale, pear, mango?
Answer:
62. processing-speed-s07-q02
Sorting rule: codes starting with a vowel go in Tray 1, all others in Tray 2. Which of these goes in Tray 1: TR-4, BX-7, MN-2, EF-5?
Answer:
63. processing-speed-s07-q03
Which of these is a unit of time: litre, metre, minute, gram?
Answer:
64. processing-speed-s07-q04
Sorting rule: even numbers go to Box A, odd numbers to Box B. How many of these go to Box A: 12, 7, 30, 55, 8?
Answer:
65. processing-speed-s07-q05
Which word does not belong with the others: whisper, shout, murmur, mutter?
Answer:
66. processing-speed-s07-q06
Sorting rule: invoices under £100 are filed as 'small', and £100 or more as 'large'. Which of these is 'large': £86.50, £99.99, £75.00, £102.40?
Answer:
67. processing-speed-s07-q07
Which of these animals is a reptile: otter, gecko, badger, hare?
Answer:
68. processing-speed-s07-q08
How many of these words name colours: crimson, violin, teal, ladder, indigo?
Answer:
69. processing-speed-s07-q09
Sorting rule: words containing a double letter go left, all others go right. Which goes left: hammer, hotel, cradle, spiral?
Answer:
70. processing-speed-s07-q10
Two rules: 'greater than 20' and 'even'. Which of these numbers fails BOTH rules: 24, 31, 18, 15?
Answer:
Spot the rule behind each sequence and continue it.
71. processing-speed-s08-q01
What comes next in the sequence: 4, 8, 12, 16, __?
Answer:
72. processing-speed-s08-q02
What comes next in the sequence: 81, 72, 63, 54, __?
Answer:
73. processing-speed-s08-q03
What letter comes next: B, D, F, H, __?
Answer:
74. processing-speed-s08-q04
What number is missing: 5, 10, 20, 40, __, 160?
Answer:
75. processing-speed-s08-q05
What comes next in the sequence: 2, 3, 5, 8, 12, __?
Answer:
76. processing-speed-s08-q06
The pattern ● ▲ ▲ repeats. Given ● ▲ ▲ ● ▲ ▲ ●, which symbol comes next?
Answer:
77. processing-speed-s08-q07
What comes next in the sequence: 1, 4, 9, 16, 25, __?
Answer:
78. processing-speed-s08-q08
What letter comes next: A, C, F, J, __?
Answer:
79. processing-speed-s08-q09
What comes next in the sequence: 64, 32, 16, 8, __?
Answer:
80. processing-speed-s08-q10
What comes next in the alternating sequence: 3, 10, 5, 10, 7, 10, __?
Answer:
Chain two quick operations together without writing anything down.
81. processing-speed-s09-q01
Add 14 + 19, then subtract 6. What is the result?
Answer:
82. processing-speed-s09-q02
Double 17, then add 5. What is the result?
Answer:
83. processing-speed-s09-q03
Take the number of days in a week, multiply it by 6, then subtract 2.
Answer:
84. processing-speed-s09-q04
Count the vowels in 'operation', then multiply that count by 3.
Answer:
85. processing-speed-s09-q05
How many of these results are even: 3 + 5, 6 + 7, 8 + 2, 9 + 4?
Answer:
86. processing-speed-s09-q06
Start at 50 and subtract 8 three times. Where do you land?
Answer:
87. processing-speed-s09-q07
Which is greater: 15% of 200, or 20% of 140?
Answer:
88. processing-speed-s09-q08
Multiply 6 × 9, then reverse the digits of the answer. What do you get?
Answer:
89. processing-speed-s09-q09
What is the sum of the digits of 478?
Answer:
90. processing-speed-s09-q10
Count the letters in 'speed', square that number, then subtract 5.
Answer:
Combine scanning, counting, and rules. The heaviest load in the bank.
91. processing-speed-s10-q01
How many numbers in this list are BOTH odd AND greater than 40: 37, 45, 52, 61, 44, 39, 73?
Answer:
92. processing-speed-s10-q02
How many characters in the string '7a4B9c1D6e' are BOTH digits AND odd?
Answer:
93. processing-speed-s10-q03
Scan the string 'XOXXOOXOXX'. Which letter appears more often, and by how many?
Answer:
94. processing-speed-s10-q04
How many of these codes have digits summing to exactly 10: 5-4-1, 3-3-3, 2-6-2, 7-2-2, 4-4-2?
Answer:
95. processing-speed-s10-q05
In the sentence 'Six sleek swans swam south past the stone bridge', how many words begin with the letter s?
Answer:
96. processing-speed-s10-q06
Apply both rules to the list 18, 25, 32, 47, 56, 63. Rule 1: keep numbers over 30. Rule 2: of those, keep only the even ones. How many remain?
Answer:
97. processing-speed-s10-q07
Two formatting rules: entries must start with two letters AND end with an even digit. Which entry breaks BOTH rules: AB12, 7Q34, 9K33, CD57?
Answer:
98. processing-speed-s10-q08
In the string '3f82k91m4', add together only the digits that come immediately before a letter. What is the total?
Answer:
99. processing-speed-s10-q09
Three of these times share the same minutes past the hour. Which is the odd one out: 14:25, 09:52, 16:25, 11:25?
Answer:
100. processing-speed-s10-q10
Follow the chain: start with the number of letters in 'rapid', double it, add the number of vowels in 'audio', then subtract 4.
Answer: