Mobile phones sold by a store in six months are as follows: January: 320, February: 280, March: 400, April: 360, May: 450, June: 390. What is the perc - Quantitative Aptitude MCQ Practice Test 2026 | ExamTest.live

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Mobile phones sold by a store in six months are as follows: January: 320, February: 280, March: 400, April: 360, May: 450, June: 390. What is the percentage decrease in sales from May to June?

Solution & Step-by-step Explanation

Given: Sales in May = 450 Sales in June = 390 Calculate the decrease in sales value: Decrease = Sales in May - Sales in June Decrease = 450 - 390 = 60 Now, calculate the percentage decrease with respect to May's sales: Percentage Decrease = (\frac{Decrease}{Sales in May}) \times 100 Percentage Decrease = (\frac{60}{450}) \times 100 = \frac{2}{15} \times 100 \approx 13.33%

Try it yourself before checking the explanation above.

Mobile phones sold by a store in six months are as follows: January: 320, February: 280, March: 400, April: 360, May: 450, June: 390. What is the percentage decrease in sales from May to June?

13.33%

12.32%

15.58%

11.11%

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