Question
An oil exploration company intends to drill an
exploratory well in each of two geologically unrelated regions A and B. If the probability of finding oil in significant quantities is assessed as ⅛ for area A and 1/10 for area B, what is the probability that at least one of the wells will be successful?Solution
A regular hexagon has a side length of 6 units. What is the area of the hexagon?
What is the least number of square tiles required to pave the floor of a room 11 m 47 cm long and 6 m 82 cm broad?
In the given question, the given two series following the same pattern, then find the pattern used in the 1st series and use the pattern to find the unk...
In what time will Rs. 25000 amount to Rs. 26530.20 @ 4% compound interest payable half-yearly?
A number series is given below. A second series is created using the incorrect numbers from the first series, following the same pattern as in Series I....
Solve log10(2x) = 1 + log10(x – 3).
Rajesh spent 30% and 25% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 20% and 40% to his mother and brother, r...
The function f(x)=x3 −62x2+ax+9 has a local maximum at x=1. Then the value of a is:
Calculate the total sum of all numbers between 101 and 149 that are divisible by 5.
