defence exam SSB Head Constable (Communication) 2023 Mock Test Quantitative Aptitude Algebra Polynomials
If 5x + 3y = 7 and 125x3 + 27y3 = 280, then the value of the product of x and y is:
1
\(\frac{1}{5}\)
2
\(\frac{1}{15}\)
3
\(\frac{1}{45}\)
4
\(\frac{1}{9}\)