Question
Study the given diagram carefully and answer the
question. The number in different sections indicates the number of persons who speak different languages. What is the number of persons who speak at least two languages?Solution
Solution- Correct option 3 8 + 3 + 9 + 5 = 25
If log₅(x + 125) – log₅ x = 2, find x.
The angle between the planes x − y + z = 1 and 2x + y − 3z = 5 is:
A trader marks up the price of an article by 50% and offers a discount of 20%. If the trader makes a profit of ₹150 on the article, what was its cost ...
A cone has a height of 12 cm and a base radius of 5 cm. A sphere with the same volume as the cone is constructed. What is the radius of the sphere?
Speed of a boat in still water is three times the speed of the boat in upstream. If the boat takes 30 minutes to cover 40 km in downstream, then find th...
If |x + 1| + |x − 2| ≥ 4, then x lies in:
If sin⁴ x + cos⁴ x = 5/8, then the value of sin2x is
A total of 444 chocolates are distributed among P, Q, and R in the ratio 3:5:4. If the distribution were instead done in the rati...
69 73 64 80 ? 91
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