quantitative aptitude

15.992 – 6.662 – ?= 31.89% of 249.99 a)            171 b)            145 c)            127 d)            193 e)            138 Sol: 15.992 – 6.662 – ?= 31.89% of 249.99 162 – 72 – ? = 32 * 250/100 256 – 49 – ? = 80 207 – ? = 80 ? = 127

P invests Rs.5000 in Scheme A in Simple interest at 15% per annum for 3 years and Rs.4000 at 20% for 2 years in Compound interest in Scheme B and invests the interest obtained from Scheme A and B in Scheme C at 10% for 4 years in Simple interest. Find the interest obtained from

3, 12, 40, ?, 381, 1150 a)            120 b)            80 c)            90 d)            125 e)            132 Sol: 3 * 3 + 3 = 12 12 * 3 + 4 = 40 40 * 3 + 5 = 125 125 * 3 + 6 = 381 381 * 3 + 7 = 1150

A, B and C together can complete a work in 12 days and A and B together can complete the same work in 24 days and the ratio of the efficiency of B and C is 2:5. A, B and C started the work and worked for 6 days. After 6 days, A and B

8, 17, 31, 50, 74, ? a)            111 b)            105 c)            107 d)            103 e)            114 Sol: 8 + 9 = 17 17 + 14 = 31 31 + 19 = 50 50 + 24 = 74 74 + 29 = 103

If the ratio of the length of the rectangle and the breadth of the rectangle is 5:6 and the perimeter of the rectangle is 66 m and the side of the square is 5 m less than the length of the rectangle, then find the area of the square. a)            100 m2 b)            121 m2

The Marked price of the fridge is 25% more than its Cost price and a discount of 15% is offered and a profit of Rs.750 is obtained. Find the marked price of the A.C, if the ratio between the Cost price of the fridge and the Cost price of the A.C is 2:3 and the

( 170 +  50) ÷ 3.99 + ? = 149.99 ÷ 2.99 a)            19 b)            10 c)            16 d)            17 e)            45 Sol: ( 170 + 50) ÷ 3.99 + ? = 149.99 ÷ 2.99 ( 169 + 49) ÷ 4 + ? = 150 ÷ 3 (13 + 7) ÷ 4 + ? =

Ratio of the age of A after 4 years and the age of B after 3 years is 8:9 and the present age of C is 25% less than the present age of A. If A is 6 years younger than B, then find the age of C 5 years hence? a)            36 years b)           

If the ratio of the speed of the Car and speed of the truck is 4:5 and the car covers 240 km in 12 hours, then find the total time taken by car and truck each to cover 300 km. a)            30 hours b)            27 hours c)            15 hours d)            20 hours Sol: Speed of