Current affairs will include which months (Jan- March) ?
give shortest solution possible.TIA
if sec a+ tan a =2 + root 5, then the value of sin a is
(0 <= a <= 90 degree)
- 1/ root 5
- 4/5
- 2/root 5
- root 3/ 2
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give shortest solution
if (1=sin a)(1+sin b)(1+ sin c) =(1- sin a) (1 - sin b) (1 - sin c ) , 0 <a , b, c < 90, then each side is equal to
- 1
- tan a tan b tan c
- sin a sin b sin c
- cos a cos b cos c
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Any short cut.. answer is 4.68
Solution?
A tank of 425 liters capacity has been filled with water through two pipes, the first pipe having been opened 5 hours longer than the second. If the first pipe were open as long as the second pipe, the first pipe deliver half the amount of water delivered by second pipe; if the two pipes were open simultaneously, the tank would be filled up in 17 hours. How long was the second pipe open?
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A dealer sold an article at 30% profit. If he increases the CP of article by Rs 10 and decreases the SP by Rs 11, the percentage profit decreases by 15%. Find the actual cost price of article.
ans is
best soln
Phrase:
Gray matter :
- intelligence,
- power of thought Ex. Poets use lots of grey matter.
Walking 5/6 of his usual speed, a man is 10 minute too late. The usual time taken by him to cover that distance is:
explainationWhat will be the area of a semi circle whose perimeter is 36 cm (in sq. cm)?
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If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him is:
A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is:
A complete a work in 80 days . if A work for 10 days and left . B complete ramaning work in 42 days . if A and B work together so how many days they take to complete the full work?
option
24 25 30 28
A milkman buys some milk. If he sells it at rupees 10 a litre, he losses 400 rupees but when he sells it at 12 a litre, he gains 300 rupees. How much milk did he purchase ?
a) 200 litre
b) 350 litre
c) 500 litre
d) 700 litre
e) None of these
post soln easy
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If a discount of 10 percent is given on the marked price
of the article then the seller gains 20 percent profit. Find the
percent profit if the article is sold at 20 percent discount.
a) 10/3 %
b) 20/3 %
c) 25/3 %
d) 40/3 %
e) None of these
a) 100/9 %
b) 100/11 %
c) 100/13 %
d) 100/7%
e) None of these
o sec ques
2008x20092009-2009x20082008=?