Percentage
- If “basis points” are defined so that 1 per cent is equal to 100 basis points, then by how many basis points is 82.5 per cent greater than 62.5 per cent ?
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1% = 100 basis points
∴ 82.5% = 8250 basis points and 62.5% = 6250 basis points
∴ Required difference
= 8250 – 6250
= 2000 basis pointsCorrect Option: D
1% = 100 basis points
∴ 82.5% = 8250 basis points and 62.5% = 6250 basis points
∴ Required difference
= 8250 – 6250
= 2000 basis points
- Starting with 8000 workers, the company increases the number of workers by 5%, 10% and 20% at the end of first, second and third year respectively. The number of workers in the fourth year was
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Required number of workers
= 8000 × 105 × 110 × 120 = 11088 100 100 100 Correct Option: B
Required number of workers
= 8000 × 105 × 110 × 120 = 11088 100 100 100
- If the value of a company stock drops from Rs. 25 per share to Rs. 21 per share, the percentage decrease per share is :
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Required percentage decrease
= 25 - 21 × 100 25 = 400 = 16% 25 Correct Option: D
Required percentage decrease
= 25 - 21 × 100 25 = 400 = 16% 25
- An army lost 10% of its men in war, 10% of the remaining died due to disease and 10% of the rest were declared disabled. Thus the strength of the army was reduced to 7,29,000 active men. The original strength of the army was
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Initial number of soldiers in the army = x
According to the question,x × 90 × 90 × 90 = 729000 100 100 100 ⇒ x = 729000 × 1000 = 1000000 9 × 9 × 9 Correct Option: B
Initial number of soldiers in the army = x
According to the question,x × 90 × 90 × 90 = 729000 100 100 100 ⇒ x = 729000 × 1000 = 1000000 9 × 9 × 9
- A person loses 75% of his money in the first bet, 75% of the remaining in the second and 75% of the remaining in the third bet and returns home with Rs. 2 only. His initial money was
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Initial amount with the man = Rs. x (let).
Remaining amount after first bet= Rs x 64 ∴ x = 2 ⇒ x = 2 × 64 = Rs. 128 16 Correct Option: B
Initial amount with the man = Rs. x (let).
Remaining amount after first bet= Rs x 64 ∴ x = 2 ⇒ x = 2 × 64 = Rs. 128 16