Data Interpertation & airthmatic

I. 7x2 – 26x + 24 = 0 II. 5y2 + 37y – 24 = 0 (a) x > y (b) x < y (c) x = y or the relationship cannot be established (d) x ≥ y (e) x ≤ y

I. x2 + 17x – 138 = 0 II. y2 – 23y + 126 = 0 (a) x > y (b) x < y (c) x = y or the relationship cannot be established (d) x ≥ y (e) x ≤ y

I. 8x2 + 18x – 35 = 0 II. 6y2 – 17y + 5 = 0 (a) x > y (b) x < y (c) x = y or the relationship cannot be established (d) x ≥ y (e) x ≤ y

(10) Mohit can do a piece of work in 10 more days than Sudhir takes to complete the work. Sudhir leaves the work before 8 days before the completion of the work and Mohit did (4/7)th of the total work. Find the number of days taken by Mohit. (a) 16 (b) 26 (c) 20 (d) 24 (e) None of these

(9) Sudhir buys an article marked at Rs 8400. The rate of tax is 15%. He asks the shopkeeper to reduce the price of the article to such an extent that he does not have to pay anything more than Rs 9200 including tax. Calculate the reduction as percent, needed in the marked price of article. (a) (100/31)% (b) (200/87)% (c) (100/21)% (d) (115/21)% (e) None of these

(8) The difference between squares two consecutive odd numbers is 104. If an another number z is 10 more than the second number. Find the square of that number. (a) 1444 (b) 1024 (c) 1369 (d) 2500 (e) None of these

(7) Rs z is invested for two years at 12.5% p.a. CI. The interest received from this is Rs 289. When Rs (z + 12) is invested at 10% p.a. at SI for 3 years. What will be the amount received? (a) Rs 1430 (b) Rs 1326 (c) Rs 2570 (d) Rs 3016 (e) None of these

(6) The ratio of the investments of A and B is 7 : 2 and the ratio of the investments of B and C is 3 : 5. If the ratio of the profits of A, B and C is 21 : 6 : 5. Find the ratio of time for which A, B and C invested their money. (a) 1 : 3 : 7 (b) 2 : 2 : 1 (c) 2 : 3 : 7 (d) 7 : 9 : 11 (e) None of these

(5) The ratio of the speed of boat in still water and speed of stream is 5 : 2 and time taken by boat to go upstream and downstream (same distance = 84 km) is 16 hours. Find the speed of downstream. (a) 17/5 km/hr (b) 16/5 km/hr (c) 24/5 km/hr (d) 35/2 km/hr (e) None of these

(4) The marked price of a product is 80% above the cost price and discount is 22.22%. If the profit earned by the seller is Rs 5600. Find the sum of cost price and marked price. (a) Rs 39200 (b) Rs 40000 (c) Rs 20000 (d) Rs 52000 (e) None of these

(3) The ratio of the length of a rectangle, breadth of the rectangle and radius of a circle is 11 : 9 : 14. If the area of rectangle is 218691 m2. Find the circumference of the circle (in m) (a) 3136 (b) 4136 (c) 5000 (d) 5100 (e) None of these

(2) A vessel contains a mixture of petrol and diesel in the ratio of 9 : 5. When 28 litres of mixture is taken out of the vessel and replaced with 9 litres of diesel, the ratio of petrol and diesel in the vessel becomes 9 : 8. What was the initial quantity of mixture in the vessel. (a) 80 (b) 70 (c) 42 (d) 85 (e) None of these

A can do a piece of work in 15 days. B can do 40% of the same work in 18 days. A, B and C together can do the whole work in 𝟖 𝟐/𝟏𝟏 days. What is the ratio of the efficiencies of A, B and C? (a) 1 : 4 : 7 (b) 2 : 7 : 5 (c) 6 : 2 : 3 (d) 7 : 2 : 8 (e) None of these

25% of 164 + 20% of ? = 82 (a) 105 (b) 225 (c) 15 (d) 205 (e) None of these

√49 × 12 ÷ 21 + 15 × 4 = ?² (a) 4 (b) 16 (c) 8 (d) 64 (e) None of these

(42/5) ÷ (35/75) + 19² = ? + 21 (a) 458 (b) 358 (c) 228 (d) 128 (e) None of these

{(720 ÷ 24) × 48} – 36 × 40 = ?% of 1400 (a) 1 (b) 100 (c) 0 (d) 30 (e) None of these

20% of (95 × 105 – 56 × 64 + √81) - ? = 12 × 40 + 100 (a) 700 (b) 840 (c) 1050 (d) 1120 (e) None of these

(√7225 + 235) ÷ (√256 × √16) = ? ÷ 21 (a) 100 (b) 115 (c) 105 (d) 120 (e) None of these

56% of 1500 + 64% of 2500 = ? +25 × 49 + 6³ (a) 1000 (b) 999 (c) 10 (d) 982 (e) None of these