Question
0 7 26 63 126
215 Find out the wrong number in the following given number series :Solution
1³ - 1 = 0 2³ - 1 = 7 3³ - 1 = 26 4³ - 1 = 63 5³ - 1 = 124 6³ - 1 = 215
Let vector r lie in the plane of p = i + j and q = j + k, and be such that r is perpendicular to p and satisfies r · q = 2. Then, the value of the dot ...
A frustum of a cone has a lower base radius of 5 cm, an upper base radius of 3 cm, and a height of 4 cm. What is the volume of the frustum?
Ajay and Bijay can individually complete a task in 18 days and 24 days, respectively. If they work together to finish the task an...
A family spends 40% of their monthly income on rent, 20% on groceries, and 15% on utilities. If they save ₹5,400 after these expenses, what is their t...
In an election between two candidates, winner got 40% of total valid votes. If total number of votes cast were 1700 out of which 10% were invalid, then ...
If sin x + sin 2x = 1 and cos x + cos 2x = 0, find x.
In a survey, 60% of the participants are women and 40% are men. Among the women, 50% are employed, while 70% of the men are employed. If there are 200 p...
The ratio of two numbers is 4:8 and their LCM is 64. The numbers are:
Aman borrowed Rs. 56000 at 11% p.a. simple interest for 2 years. He immediately invested the entire amount at 14% p.a. simple interest for the same dura...
Relevant for Exams:
