A train left a station A for station B at a certain speed.After travelling for 100 km,the train meets with an accident and could travel at 4/5 of the original speed and reaches 45 minutes late at station B.Had the accident taken place 50 km further on,it would have reached 30 minutes late at station B.What is the distance between station A and B?
Mr. Decimal enters a lucky draw that requires him to pick five different integers from 1 through 29 inclusive. He chooses his five numbers in such a way that the sum of their logarithms to base 10 is an integer. It turns out that the winning 5 numbers have the same property, i.e. the sum of their logarithms to base10 is also an integer. What is the probability that Mr. Decimal holds the winning numbers?
a)1/2
b)1/8
c)1
d)1/4
e)1/6
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See this PDF for most of the questions on maxima and minima.. Hope it definitely helps..
ABC is a triangle, BE & CF are medians intersecting at right angle. BE=9cm , CF=12cm. Find the area of the triangle ABC
Anyone has R D Sharma ebook for class 9th and 10th.
PLease suggest me any good book for CGL English except Lucent.I think Lucent is too bulky!!!what do u think of lucent?
In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit?
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Cos 9@ = Sin @ and 9@ @ is
After how many decimal places will the decimal expansion of the number 47/2^3 5^2 terminate?
options 5,3,2,1
The number of zeroes, the polynomial p(x) = (x-2)^2 + 4 can have is
options 1,2,0,3
A goods train and a passenger train are running on parallel tracks in the same direction. The driver of the goods train observes that the passenger train coming in from behind overtakes and crosses his train completely in 60 sec. Whereas a passenger on the passenger train makes that he crosses the goods train in 40 secs. If the speeds of the trains be in the ratio 1:2, find the ratio of their length.
The smallest value of K for which the equation X^2 + Kx + 9 = 0 has real roots is?
Easy one
maximum value of 3/cosec@ is
If the price of a book is reduced by Rs 5, a person can buy 5 more books for Rs 300. Find the original list price of the book.
A well of diameter 3 m and 14 m deep is dug. The earth, taken out of it, has been evenly spread all around it in the shape of a circular ring of width 4 m to form an embankment . Find the height of the embankment.
If 6/5 , a, 4 are in AP, the value of a is
If sinθ= 1/3
, then the value of (9 cot^2 θ+ 9) is
last ques
Find the area of the quadrilateral whose vertices in the same order are (–4, –2),(–3, –5), (3, –2) and (2, 3).
A vessel is full of a mixture of kerosene & petrol in which there is 18% kerosene. Eight liters are drawn off and then the vessel is filled with petrol. if the kerosene is now 15% how much does the vessel holds??