# Amazon Aptitude Questions with Answers

6 previously-asked aptitude questions from Amazon's hiring process, each with the correct answer and a worked explanation. Written against the company's actual test pattern.

_Source: Astra (https://useastra.in). Updated 2026-09-05._

### 1. What is 20% of 350?

A. 70
B. 60
C. 80
D. 75

**Answer:** 70

**Explanation:** 20% of 350 = 0.20 * 350 = 70.

### 2. How long does it take to cover 300 km at 60 km/h?

A. 5 hours
B. 4 hours
C. 6 hours
D. 3 hours

**Answer:** 5 hours

**Explanation:** Time = 300 / 60 = 5 hours.

### 3. Find the next term in the series: 2, 3, 5, 8, 12, ?

A. 17
B. 16
C. 18
D. 15

**Answer:** 17

**Explanation:** The differences increase as 1, 2, 3, 4, 5, so 12 + 5 = 17.

### 4. In how many ways can the letters of the word CAT be arranged?

A. 6
B. 3
C. 9
D. 12

**Answer:** 6

**Explanation:** Three distinct letters give 3 factorial = 6 arrangements.

### 5. What is the binary representation of the decimal number 12?

A. 1100
B. 1010
C. 1110
D. 1000

**Answer:** 1100

**Explanation:** 12 in binary is 1100 (8 + 4).

### 6. Choose the synonym of the word OPTIMIZE.

A. Improve
B. Worsen
C. Reduce
D. Ignore

**Answer:** Improve

**Explanation:** Optimize means to make as effective as possible, which matches improve.

More Amazon preparation, including the full recruitment process: https://useastra.in/campus/amazon