Answer Posted / saurabh srivastava

25

A power unit is there by the bank of the river of 750 meters width. A cable is made from power unit to power a plant opposite to that of the river and 1500mts away from the power unit. The cost of the cable below water is Rs. 15/- per meter and cost of cable on the bank is Rs.12/- per meter. Find the total of laying the cable.

1418

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Find the next letter in the series O,T,T,F,F,S,S--

1196

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Sister's age is twice than that of the brother. If the brother's age is six, what is the sister's age after two years?

1253

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A fuel dealer mixes two brands of fuel which cost in the ratio 2:3 A solution of 30% Brand A with Brand B yields profit of 10% when sold at RS 297. What is cost of brand B?

1974

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8 to the power of x is 32,what is the value of x?

1296

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A sum of money doubles itself in 4 years at simple interest, in how many years, it would become 7 times of itself?

1340

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If a sum of money compound annually amounts of thrice itself in 3 years. In how many years will it become 9 times itself?

1216

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Find the correct choice if the sum of any 4 consecutive numbers is divisible by a number?

1307

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Three men goes to a hotel to stay ,the clerk says $30 per room/day so all the three plans to stay in one room so each pays $10.After some time the clerk realises that he made a mistake of collecting $30 but the room cost only $25,there fore he decides to return $5 to them so he calls the room boy and gives him $5 asking him to return. The room boy keeps $2 with him and he returns only $3($1 for each). Now Totally all have paid $9 each($27)+room boy $2 which is equal to $27.where did $1 go,who has made the mistake?

1376

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If m/n = 5/4 , then 2m+n= ?

1203

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Two cyclists start biking from a trail's start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the time the second cyclist started biking

2283

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A Farmer owns a square land of 15 m each side with a pole in one of the corners to which he tied his cow with a rope whose length is about 10 m. What is the area available for the cow to graze. (Assume pi = 3)

1410

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What was the aggregate of marks obtained by sajal in all the six subjects?

1440

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A gardener plants 100 meters towards east, next 100 meters towards north,next 100 meters towards west. 98 meters towards east, 96 meters towards north and 96 meters towards west, 94 towards west. 98 meters towards east, 96 meters towards north and 96 meters towards west, 94 meters towards south. and 94 meters towards east and so on. If a person walks between the trees what is the total distance travelled by him before he reaches the center.

1629

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f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, If f(X)-f(X-1)=f(X-8) for X>5 then X= ?

1228

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