percentages Model Questions & Answers, Practice Test for ssc cgl tier 1 2023

Question :1

A student has to secure 40% of marks to pass an examination. He gets only 45 marks and fails by 5 marks. The maximum marks are

Answer: (a)

Here, the maximum marks are 100% and according to the question, 45 + 5 = 40%

i.e. 50 = 40%.

Therefore, by unitary method,

1% = $50/40$

100% = $50/40 × 100$ = 125.

Thus, maximum marks are 125 marks.

Question :2

Sum of three consecutive numbers is 2262. What is 41 % of the highest number ?

Answer: (e)

Let the numbers are x, x + 1, x + 2

sum of three consecutive numbers = 2262

x + x + 1 + x + 2 = 2262

3x + 3 = 2262

3x = 2259

x = 753

Number are 753, 754, 755

41% of 755 = 309.55

Question :3

What is 25% of 50% of $2/3$ rd of 630?

Answer: (a)

$25/100 × 50/100 × 2/3 × 630$ = 52.5

Question :4

22.005% of 449.999 = ?

Answer: (b)

Approx value = $450 × 22/100 = 99 ≈ 100$

Question :5

Ravi’s salary is 150% of Amit’s salary. Amit’s salary is 80% of Ram’s salary. What is the ratio of Ram’s salary to Ravi’s salary ?

Answer: (b)

Let the salary of Ram be Rs. 100.

Then, salary of Amit = Rs. 80

and salary of Ravi = Rs. 120

Ratio of Ram's salary to Ravi's salary

= 100 : 120 = 5 : 6

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