**Bankers adda Today Quantitative Aptitude**

Directions (1–5): What will come in the place of the question mark (?) in the following number series?

1. 13, 16, 14, 17, 15, 18, (?)

(1) 16 (2) 15 (3) 14 (4) 21 (5) None of these

2. 10, 14, 26, 50, 90, (?)

(1) 100 (2) 125 (3) 150 (4) 155 (5) None of these

3. 2, 8, 20, 44, 92, (?)

(1)189 (2)188 (3) 288 (4) 818 (5) None of these

4. 15, 21, 33, 51, 75, (?)

(1) 103 (2) 102 (3) 105 (4) 95 (5) None of these

5. 1108, 1117, 1142, 1191, ?, 1393

(1) 1312 (2) 1300 (3) 1272 (4) 1204 (5) None of these

6. During a special sale, the shop assistant was supposed to reduce the marked price of each article by 15%. For a particular item, he made a mistake and increased the marked price by 15%. Consequently for that item, the customer had to pay Rs.540 more than what he would have paid if the price was correctly reduced by 15%. What was the price paid by the

customer?

(1) 1800 (2) 2070 (3) 2340 (4) 2000 (5) None of these

7. A milkman adulterates milk by adding water. One day he mixed an amount of water equal to 20% of the milk content. He was not happy with the outcome and added some water and increased the volume by 10%. If pure milk costs him Rs.20 per litre, then what is the profit percentage he now makes if he sells the final milk solution at Rs 22 per litre?

(1) 10% (2) 21% (3) 37.5% (4) 45.2% (5) None of these

8. Mohit travelled 20% of the time walking at a speed of 10 km/hr, 50% of the time in a bus at 40 km/hr and rest of the journey in a cab at 50 km/hr. What is the average speed of Mohit over the entire journey?

(1) 37 km/hr (2) 25.97 km/hr (3) 42 km/hr (4) 40 km/hr (5) None of these

9. A bank lent Rs. 4,000 to Manoj at a certain rate of simple interest and Rs. 5,000 to Aditi at simple interest at a rate which his 0.5 percentage points more than that of Manoj. After two years, the bank received Rs. 860 as interest from both of them combined. Find the rate of interest per annum at which the amount was lent to Aditi ?

(1) 4.5% (2) 4% (3) 5.5% (4) 5% (5) 8%

10. 10 year ago Ram was 5 times as old as Shyam but 20 yr later from now he will be only twice as old as Shyam. How many years old is Shyam?

(1) 20 yr (2) 30 yr (3) 40 yr (4) 50 yr (5) None of these

**Answers**

1. 1

2. 3

3. 2

4. 3

5. 3

6. 2

7. 4

8. 1

9. 4

10. 1

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