Data Interpertation & airthmatic

The average marks of 8 students is 50 and the marks of all 8 students are different. The average marks of three students is 46 and the average marks of another two students is 45.5. If the marks of sixth student be less than seventh and eighth students by 6 and 9 marks respectively, then what is marks of eighth student? (a) 63 (b) 58 (c) 61 (d) 67 (e) None of these

Mohit travelled from Dehradun to Agra by car and he was late by 2 hours. Had he travelled at a speed 20 km/hour higher than her actual speed, then she would have reached Agra on time. What was her actual speed if distance between Dehradun to Agra is 480 km? (a) 80 km/hour (b) 90 km/hour (c) 60 km/hour (d) 45 km/hour (e) None of these

Aman can complete a piece of work in 12 days and Suresh can complete the work in 15 days. The efficiency of Raman is twice the efficiency of Aman and Suresh together. Find the number of days Raman takes to complete the work alone. (a) 3(1/3) days (b) 4(2/3) days (c) 8(1/3) days (d) 7(2/3) days (e) None of these

The volume of a cone of height 21 cm is 4312 cm3. If the radius of the cone of is doubled and height is increased by 14.28%, then what is the new volume of the cone? (a) 16204 cm3 (b) 19802 cm3 (c) 19712 cm3 (d) 20471 cm3 (e) None of these

A vessel contains 120 litres of liquid A. 24 litres of liquid A is taken out from the vessel and is replaced by an equal quantity of liquid B. From the newly formed solution, if 24 litres of the solution is again taken out and replaced by an equal quantity of liquid B, find the quantity of liquid A in the resultant solution (in litres). (a) 81.2 (b) 79.2 (c) 78.2 (d) 76.8 (e) None of these

(7) Anita’s salary is 80% more than Arpita’s salary. Arpita got a salary hike of 16.66% and Anita’s salary was increased by 40%. Anita’s hiked salary is what percent more than Arpita’s hiked salary? (a) 200% (b) 196% (c) 216% (d) 220% (e) None of these

P, Q and R entered into a partnership by investing a total of Rs 80000. At the end of 2 years, the profit shares of P, Q and R were Rs 2400, Rs 2800 and Rs 2800 respectively. Find the total amount invested by P and R together. (a) Rs 54000 (b) Rs 52000 (c) Rs 68000 (d) Rs 60000 (e) None of these

Simple interest amount received by Ankit from a scheme after 3 years at 25% per annum is Rs 10,500. Then what will be the interest amount received from the same scheme if interest is compounded annually? (a) Rs 15243.75 (b) Rs 13453.75 (c) Rs 13343.75 (d) Rs 14373.75 (e) None of these

Manisha is “p” years older to Akanksha and “p” years younger to Sunil. 7 years ago, the sum of the ages of Akanksha and Sunit was 30 years. At present, Manish is 8 years younger to Rajan. Find the age of Rajan before 5 years. (a) 30 (b) 25 (c) 24 (d) 22 (e) None of these

Out of total population of a village, 650 are males. Respective ratio of literate to illiterate females is 1 : 2 and their difference is 250. If 38(6/13)% are male illiterates, then find the percentage of literate population. (a) 43.33% (b) 41.66% (c) 42.46% (d) 46.42% (e) None of these

The speed of boat in still water is 57 km/hour. When it goes “x” km downstream, it takes 15 hours and when it goes “x” km upstream, it takes 23 hours. What is the speed of current. Also find the value of “x”. (a) 18 km/hour, 1080 (b) 12 km/hour, 1045 (c) 12 km/hour, 1035 (d) 15 km/hour, 1035 (e) None of these

A, B and C can complete a task together in 6(6/19) days. The ratio of the number of days taken by A and B to complete the task individually is 3 : 5 respectively. C alone can complete the task in 40 days. In how many days can A complete the task alone? (a) 12 (b) 15 (c) 16 (d) 18 (e) None of these

326 x 337 - 32 x 35 = ? A. 109862 B. 110744 C. 108842 D. 108742 E. 109643

40 x 𝟑/𝟓 x 14 = ? x 12 A. 38 B. 34 C. 28 D. 27 E. 15

45% of (√𝟏𝟔𝟖𝟏 + 49) + 𝟐𝟔² = ? A. 716.5 B. 720.5 C. 721.5 D. 718.75 E. 720

90 x 70 ÷ 14 + 13 - 28 = ? - 30% of 250 A. 520 B. 610 C. 510 D. 330 E. 450

49% of 600 + 32% of 850 = ?% of 200 A. 271 B. 283 C. 245 D. 266 E. 299

7777 ÷ 700 + 7777 ÷ 1100 - 5555 ÷ 500 = ? A. 8.08 B. 9.09 C. 10.10 D. 7.07 E. 6.04

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