Question
Ankit invested Rs. 12,000 in a scheme that offers
compound interest at an annual rate of x%, compounded once a year. After 2 years, he received an interest of Rs. 5,280 from the scheme. Find the value of 'x'.Solution
According to the question, 5280 = 12000 × [(100 + x)/100]2 – 12000 Or, 17280 = 1.2 × (100 + x)2 Or, (100 + x)2 = 17280/1.2 = 14400 Or, 100 + x = 120 Or, x = 20
The income of Surya is Rs. 75,000. He spent 16(2/3)% of his income on food, 60% of the remaining income on rent and saved 44% of the income remaining a...
In a triangle ABC, AB = AC. The length of the median from A to BC is 9 cm and the angle between the median and AB is 60°. Find the length of AB.
HCF and LCM of two numbers are 13 and 455. If one number lies between 60 and 70, then the other number lies between
(32) -3/5 = ?
? = 49.99² ÷ (1.98⁵ + 8.01 × 89.91) + 75.15% of (263.89 × 49.11)
The sum of the ages of a father and his son is 50 years. After 5 years, the father's age will be twice that of his son. What are their present ages?
A regular hexagon has a side length of 6 units. What is the area of the hexagon?
Let a plane pass through the point (1, –1, 2) and is perpendicular to the vector 2i + j − 2k. Then its Cartesian equation is:
Solve: 2(x+3) = 8(x–1)
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