How to Win at Aptitude Tests Vol II. Iain Maitland
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Numerical awareness questions take a closer look at your ability to add, subtract, multiply and divide. Numerical estimation appraises your potential for estimating both quickly and accurately, which may be a key requirement for the job. Numerical checking evaluates your aptitude for spotting errors in handwritten and printed data. Here are various example questions and answers.
Example: Adding and Subtracting
Do the following calculation, without using a calculator.
Question: 295 − 97 + 123 − 33 + 17 =
Answer: 305
Example: Multiplying and Dividing
Answer the following question without the aid of a calculator.
Question: 18 x 9 ÷ 3 =
Answer: 54
Example: Fractions and Percentages
Calculate the following.
Question: 6% of 75 =
Answer: 4.5
Example: Continuing a Series of Numbers
Complete this sequence of numbers.
Question: 7 12 16 19 21 ____
Answer: 22 (Numbers increase at a decreasing rate: +5, +4, +3, +2, +1.)
Example: Numerical Awareness
Circle any mistakes in these calculations, and put in the correct figures next to them.
Question:
Answer:
Example: Numerical Estimation
Calculate the following, placing a cross (X) in the box representing the figure that is nearest to your answer.
Question: A man walks 3.5 miles per hour for five hours each day. How long would it take him to complete a 127-mile journey?
5 days | |
6 days | |
7 days | |
8 days | |
9 days | |
10 days |
Answer: 7 days
(3.5 miles per hour x 5 hours per day = 17.5 miles per day. 127 miles ÷ 17.5 miles per day = 7.26 days)Example: Numerical Checking
Circle any differences in these lists.
Question:
1. 378963/43 | 1. 378963/47 |
2. 949494/46 | 2. 944949/46 |
3. 327272/77 | 3. 327272/77 |
4. 411114/31 | 4. 411144/31 |
5. 696692/26 | 5. 696992/26 |
Answer:
Spatial Ability Questions
Your spatial ability – or lack of it – may be estimated by the way in which you answer questions involving shapes. Typically, you will have to fit shapes together, imagine how a flattened shape would appear when folded to create a solid object and visualize how a solid object would look when unfolded. Sometimes, spatial ability questions can be quite diverse in nature, as may be seen by these example questions and answers.
Example: Fitting Shapes Together
Identify the shapes which fit together by underlining the appropriate letter.
Question:
Answer:
Example: Creating Solid Objects
Question: Identify the solid object created by folding together the flat pattern, by circling the relevant letter.
Answer:
Example: Unfolding Solid Objects
Question: Indicate how the solid object will look unfolded, by underlining the appropriate letter.