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Let the certain sum of money be Rs.P. So, P x 0.125 x 4 = 2000 => P = Rs.4000 Desired interest = [(1.2)2 – 1] x 4000 = Rs.1760
If (r + s + t) = 12 and (rs + st + tr) = 60, then find the value of (r² + s² + t²).
If (x2 + y2) = 9 and (xy)2 = 3, then find the value of (x4 + y4).
If a2+2 = 2a
then find a4 - a3 + 2a2 -2a+ 9 = ?
The area of △ ABC is 44 cm2 . If D is the midpoint of BC and E is the midpoint of AB, then the area of △ BDE is
If (a + b + c) = 9, find (a – 4)3 + (b – 2)3 + ( c – 3)3 – 3(a – 4 ) (b – 2 ) (c &n...
If a + b = 56 and (a – b)² = 496, find the value of the product of a and b.
If = 2 then find
Atul has Rs.500 with him. He invested 30% of the amount at 5% p.a. for 6 years and rest at 20% p.a. for 4 years. Find the sum of simple interests receiv...
If x + 1/x = 5 then find out the value of x⁵ + 1/(x⁵)?