Average of the present age of A, B and C is equal to the age of C after 5 years. Present age of A is 2/3rd of the sum of the present age of B and C. B is 6 years elder than C. Find the present age of A. a) 21 years ...

There are a certain number of voters in a village and three contestants namely A, B and C contested in a election, A got 40% of the votes, B got x% of the votes and C got (x + 10)% of the votes. The ratio of the votes got by A to B is 8:5 and the number of votes obtained by C is 1050. Find the ...

Average weight of 20 persons is x kg. Two person’s weights 42kg and 44 kg are wrongly entered as (x – 8) kg and (2x/3 + 4) and when the average weight is calculated with the correct weight, then the average weight increases by 0.5kg. Find the value of x. a) 48 b) 44 ...

Two equations (I) and (II) are given below. You have to solve both equations and give the answer as. I. 4x2 – 4x – 35 = 0 II. 2y2 – 17y + 35 = 0 a) x> y ...

What will come in the place of the question mark in the following series? 24, 105, ?, 90, 54, 79 a) 43 b) 40 c) 48 d) 44 e) 41 Sol: Logic in the series: 24 + 92 = 105 105 - 82 = 41 41 + 72 = 90 90 - 62 = 54 54 + 52 = 79 So, missing term ...

A boat covers 78 km downstream in 3 hours, while the time taken by a boat to go 182 km upstream and comes back to the same point is 20 hours, then find the ratio of the speed of the boat in still water to the speed of the stream. a) 5: 2 b) 15: 4 c) 9: 4 d) 10: 3 e) 11: 5 Sol: Downstream speed of ...

Sum of two integers and their product is 90. If both the integers are greater than 1, then find the difference between the square of these two integers. a) Cannot be determined b) 108 c) 120 d) 90 e) 96 Sol: Let integers be ‘x’ and ‘y’ (x > y). According to the question: ...

A person distributed Rs.75000 among three persons P, Q, and R such that P alone get Rs.15000 less than what Q and R together got. If the amount received by Q is 80% of that of R, then what percent of the total amount is given to person P? a) 60% b) 50% c) 30% d) 45% e) 40% Sol: ...

Two cars A and B are 324 away from each other and coming towards each other. The speed of car A is 5 m/s more than that of car B. If they crossed each other in 12 seconds, then find in what time car B will cross a 198 m long tunnel. ...

A and B entered into a partnership with an investment of Rs.15000 and Rs.X respectively. After 5 months, B withdrew Rs.8000 from his investment and the ratio of A’s profit to B’s profit at the end of the year is 9: 8. Find the value of ‘X’. a) 24000 b) 16000 c) 20000 d) 14000 e) ...