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Let the rate of interest = 'y%' p.a. Total amount received = 13000 X {1 + (y/100)}2 = 18101.2 Or, {(100 + y)/100}2 = 18101.2 ÷ 13000 = 1.3924 Or, {(100 + y)/100} = √1.3924 = 1.18 So, 100 + y = 118 So, y = 118 - 100 = 18 The sum was invested at compound interest of 18% p.a.
If total lakes in X are 25% more than total parks in P and total parks in X are 50% more than total parks in R, then find total parks and lakes in X.
1. यदि चार परीक्षणों में उर्मिला का प्राप्तांक 72, 70 , 66 , व 60...
The following table shows the marks obtained by five students in three subjects:
A sum of Rs. 'Y' was invested for 7(1/4) years at simple interest of 8(2/5)% p.a. such that the simple interest received was Rs. 5,115.60. Find the si...
A boat can travel at a speed of 15 km/h in still water. If the speed of the current is 3 km/h, how long will it take to travel 24 km upstream?
C is 50% more efficient than D. Together, they can finish a task in 12 days. How many days will D alone take to complete the task?
If sinθ + cosθ = 2a and tanθ + cotθ = b, then find a in terms of b.
Find the median of the set of the numbers given below:
13,11,9,7,15,14,12,8,5,9,10
A cone has a base radius of 7 cm and a slant height of 25 cm. Find the total surface area of the cone.
The sides of a triangle are 9 cm, 12 cm, and 15 cm. What is the area of the largest circle that can be inscribed in this triangle?