Data Interpertation & airthmatic

10.) I. x2 – 5x + 6 =0 II. 2y2 – 15y + 27 =0

9.) I. 7x2 – 54x + 99 =0 II. 4y2 – 16y + 15 =0

8.) I. 5x2 – 29x + 36 =0 II. 10y2 – 3y – 27 =0

7.) I. 21x2 – 122x + 165 =0 II. 3y2 – 2y – 33 =0

6.) I. x = √𝟏𝟎𝟖𝟗 II. y2 = 1089

5.) I. 8x2 + 31x + 21 =0 II. 5y2 + 11y – 36 =0

4.) I. 6x2 + 29x + 35 =0 II. 3y2 + 19y + 30 =0

3.) I. x2 + 11x + 28 =0 II. 2y2 + 13y + 20 =0

2.) I. 8x2 – 15x + 7 =0 II. 2y2 – 7y + 6 =0

1.) I. 3x2 + 13x + 12 =0 II. y2 + 9y + 20 =0

12. Sum of length of train A and B is 1188m. Length of train A is 360m and it crosses a pole in 15secs. If the given trains cross each other running in opposite direction in 18sec, then find the speed of train B is what percent more than that of A. (a)57.14 (b)66.66 (c)80 (d)75 (e)None

11. A contractor hired 45 workers to complete a project in 60days. However after 30 days he realised that only 4/9th of the work is completed. How many more men does he require to hire ignorer to finish the work in stipulated time? (a)5men (b)15men (c)3men (d)12men (e)None

10. A, B , and C enter into a partnership with investment Rs.28000, Rs. 35000, and Rs 56000 respectively. After 6months A Added 1/2 and C withdrew 1/4 of their respective investment . Find the share of B after 1 year if total profit earned is Rs. 3740. (a)Rs. 1210 (b)Rs. 1500 (c)Rs. 1100 (d)Rs. 1025 (e)None

9. A seller sells two articles at Rs 1694. If on one article he gains 15% and on other article he losses 20% then find the overall gain or loss percent. (a)10% (b)8% (c)12.5% (d)16.66% (e)None

8. A retailer marks up an article 60% above its cost price and earns Rs 325 after giving a discount of 25% . If he would have given a discount of 20% instead of 25% then find his new profit. (a)Rs. 710 (b)Rs. 615 (c)Rs. 525 (d)Rs. 455 (e)None

7. Daughter is 20% of her father’s age. If after 5 years she will be 25% of her father’s age then find the present age of her brother who is 11yrs elder than her. (a)24yrs (b)25yrs (c)26yrs (d)27yrs (e)None

6. The magnitude of circumference of a circle is 10 less than the magnitude of area of a square having side 14cm. Find the area of the rectangle whose length is equal to radius of the circle and breath is 4cm. (a)112cm2 (b)115cm2 (c)120cm2 (d)125cm2 (e)None

5. A is 40 % more efficient than B. C takes 6 more days than A to complete a work. In how many days the work will be completed if all of the three work together provided that C takes 25% more time than that of B to complete the work alone. (a)2.25 days (b)3.5 days (c)4.5 days (d)5 days (e)None

4. A mixture containing 154 L of lemon juice and water in the ratio of 2:5 is present initially. If some amount of mixture is taken out and replaced with liquid sugar then the ratio of lemon juice, liquid sugar and water becomes 2:4:5, then find the amount of water taken out from the initial mixture . (a)50L (b)45L (c)40L (d)35L (e)None

3. Madhu invested a sum of Rs. 45000 in a scheme offering CI at a rate of 20% per annum for 2years. The interest calculated 1st year is annually and 2nd year is calculated half yearly. Find the difference between total CI incurred after 2years and total SI incurred if the same amount is invested in SI for (a)Rs.5638 (b)Rs.7020 (c)Rs.4844 (d)Rs.6840 (e)None