Answer Posted / binz

let no of students passed eng be .8t
" " " " " hind be .7t
did not pass either be .1t
then total no of students =.8t+.7t+.1t-144=t
1.6t-t=144
t=144/.6
=240

In a typical motor cycle rally, every motor cycle has to reach a speed of 20 m/min within a minute and it increase its speed by 20 m/min and the sum was 1600 m/min. Four minutes later, a new motor cyclist started running in the race. After another two minutes, the motor cyclist with the speed of 400 m/min stopped due to injuries and again two new motor cyclist started running in the race. What is the current average speed?

1134

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Q1. Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line, .i.e the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The minimum value of n1(P) over all configurations P of 5 points in the plane in general position(.i.e no three points in P lie on a line) is

2307

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Fathers age is 5 times his son's age. 4 years back the father was 9 times older than son.Find the fathers' present age.

1487

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A lorry starts from Bangalore to Mysore at 6.00 A.M,7.00am.8.00 am.....10 pm. Similarly one another starts from Mysore to Bangalore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Bangalore to Mysore and vice versa. A lorry which had started at 6.00pm will cross how many lorries.

1815

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I had Rs.100 and I play. If I win I will have Rs110 and if I lose I will have Rs. 90. at the end I have 2 wins and 2 lose. How much do I have?

1499

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Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him.

1120

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If a train covers 600m in 0.5 seconds, how long it will cover in 10 seconds?

1318

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1992 Feb have 5 Sundays. In which year, the month Feb have 5 Sundays next?

1219

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If a square is formed by the diagonal of the square as an edge, what is the ratio between the area?

1568

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x:y=3 and x+y=80 what is the value of y?

1255

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modulo(373,7)+round(5.8)+truncat(7.2)-round(3.4) = ? i exactly don't remember the truncate function.but the function was where we skip the '.' part.

1238

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There are A,B techers and C,D doctors.Find the possible no of combinations that should not be repeated more than once?

1359

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find the next term 0, 6, 24, 120, -

1138

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Integral B(Transpose)*sigma(here sigma means stress)*dV REPRESENTS?

1126

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A beggar collects cigarette stubs and makes one full cigarette with every 7 stubs. Once he gets 49 stubs . How many cigarettes can he smoke totally.

1660

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