Answer Posted / nabanita ghosh

plz help me.

The average of 13 papers is 40. The average of the first 7 papers is 42 and of the last seven papers is 35. Find the marks obtained in the 7th paper?

1448

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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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Bactria double every 3 mins. It is N in 1 hour, when was it N/4?

1329

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if a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c

1160

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How many 3-digit numbers will be there which are divisible by 19?

1092

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PROCESS FLOW IN LOGISTICS

2104

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sqrt(0.16)+cubic root(0.027) equals

1170

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Sky Heaven is a 16 stored building with 12000 sq. feet on each floor. Zintac International rents 7 floors and Zobia International rents 4 floors. What is the number of sq. feet of unrented floor space?

1458

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Find the speed of the boat in still water if the river runs at 4 km/hr. The time taken by a Suresh to row the boat upstream is 3 as the time taken by him to row it downstream.

1471

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Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternately. Then the tank will be full in:

1365

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A chain is broken into three pieces of equal lengths containing 3 links each. It is taken to a blacksmith to join into a single continuous one. How many links are to to be opened to make it ?

1362

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Robert is travelling on his cycle and has calculated to reach point a at 2 p.m. If he travels at 10 kmph, he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach?

1308

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For a 13-bit DAC the MSB resistance is 2kohms. What is the LSB resistance ?

1610

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Complete the sequence A, E ,I ,M ,Q ,U , _ , _?

1160

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If p/q = 5/4 , then 2p+q= ?

1907

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