If 27x + 27[x-(1/3)] = 99, then what is the value of x?1). 22). 33). 44). 5
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1. The savings of a two families A and B is such that two third of the savings of family A is equal to 4/5 of the savings of the family B. If the total savings of both the families combined together is 24200, then what is the savings of family B?
2. O is the circumcentre of the triangle ABC and $\angle BAC$ = $85^{0}$,$\angle BCA$ = $75^{0}$ , then the value of $\angle QAC$ is
3. If the sum of digits is 9 and the difference between the digit in the ten’s place and unit’s place is 1, then the two-digit number is:
4. If the incentre of an equilateral triangle liea inside the triangle and its radius is 3cm, then the side of the equilateral triangle is
5. The circumcentre of a triangle ABC is O. If $\angle BAC$ = $85^{0}$ and $\angle BCA$ = $75^{0}$, then the value of $\angle OAC$ is
6. The 4th term of an arithmetic progression is 15, 15th term is -29, find the 10th term?
7. What are the roots of the quadratic equation 21x2 – 37x – 28 = 0?
8. if sin+cosec=2, then the value of $\sin^{n}$+ $\\cosec^{n}$ is
9. If x + 1/x = 6, then value of $ x^{2}+1/x^{2}$
10. Coefficient of x in (x + 8)(6 - 3x) is
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