Just because it looks difficult doesn’t make it difficult! f(Xn) = Log (1 + Xn), where Xn is a number with only digit 9 written n times. Find the value of f(X(n+5)) - f(X(n+2))
Profit ka locha! Ram sold a watch for Rs.120, making a profit between 20% and 50% (both included). What is the average of all possible costs (CP) given that he paid an integer sum for the watch?
A man started from hyderabad at 7 am and reached bangalore at 6 pm.the next day he started from bangalore at 7 am and returned to hyderabad at 6pm using exactly the same route.The man's speed was not uniform but he moved in one direction,without retracing his path on either day,which of the following is definitely true
(A)there were two instances when the man was at the same point at the same time on the two days
(B) there were more than 2 instances when the man was at the same point at the same time on the 2 days
(C)the man was never at the same point at the same time on the two days
(D)there was only one instance when the man was at the same point at the same time on the two days
could somebody please explain the solution
Maximum profit! A is 50/killo, B is 70/killo. 20kg mixture of A & B is made and sold at Rs.80/killo. What can be the maximum profit percentage if it is given that A is less than half of B in the mixture, and A and B are integers?
How to do this one.
A shopkeeper makes a profit of Q% by selling an object for 24INR. Had the CP and SP be interchanged, it would have led to a loss of 62.5Q%. With the latter cost price what should be the new selling price to gey a profit of Q%? Is there a way to find Q without forming equation ?
Who works harder? A works alone for 10 days and finishes 20% of the work, after which B joins him and they together work for N days after which A again alone works for 8 more days and finishes the task. Given that B alone takes x days to finish the task (x , N are integers), what can be the least possible value of x?
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Is there any way other than making cases and then counting the number of triangles?
A is a set of 12 positive integers (not necessarily different) arranged in ascending order such that the total of the first five (from the left) is half the total of the last five, which in turn is 100. What is the maximum possible median of set A?
answer is option (A) na?
Nine mangoes, four apples and six pineapples cost 114. If 4 mangoes, 6 apples and 9 pineapples also cost 114. What is the cost of 5 mangoes?
(A) 30
(B) 45
(C) 40
(D) CBD