Mathematics (Sainik School)
Test your basic level of preparation in Maths
Questions
Directions: Consider the following algebraic expression and answer the question.
5x2y2z2 + 2xyz + x2y2 + 3xy2 + 4xy2z + 23
The given expression is
- monomial
- binomial
- trinomial
- polynomial
- None of these
If K = 32 x 23 x 12, find the value of K when rounded to nearest tens.
- 8832
- 8835
- 8830
- 8840
- None of these
Directions: Consider the following algebraic expression and answer the question.
5x2y2z2 + 2xyz + x2y2 + 3xy2 + 4xy2z + 23
The coefficient of xy2 is
- 5
- 2
- 1
- 3
- 23
If Z = 312 x 27 x 21, the value of Z when rounded to nearest thousand is
- 176904
- 176900
- 176910
- 177000
- None of these
If M = 102 x 64, find the value of M when rounded to nearest hundred.
- 6528
- 6550
- 6500
- 6600
- None of these
Directions: Consider the following algebraic expression and answer the question.
5x2y2z2 + 2xyz + x2y2 + 3xy2 + 4xy2z + 23
If the coefficient of xyz is K, the value of z in the equation 3z + 4 = K will be
- - 1
- - 1/3
- 1
- 1/3
- None of these
If 2653 = 2 K + 6 L + 5 M + N, the value of K + L + 2 M + 3 N is
- 1129
- 1123
- 1119
- 1113
- None of these
Which of the following is/are prime number(s)?
- 641
- 643
- 673
- 677
- All of the above
Which of the following is a prime number?
- 627
- 663
- 657
- 661
- None of these
Directions: Consider the following algebraic expression and answer the question.
5x2y2z2 + 2xyz + x2y2 + 3xy2 + 4xy2z + 23
How many of the above algebraic terms have their coefficients as prime numbers?
- 1
- 2
- 3
- 4
- None of these
Which of the following is a perfect square?
- 233713
- 233712
- 233717
- 233718
- None of these
What is the place value of 2 in 652341?
- 2000
- 2341
- 1000
- 2
- None of these
If 4z + 8 = 8z - 12, the value of 2z + 3 is
- 5
- 13
- 3
- 8
- None of these
Consider the equation:
2 (k + m) = z + 2
If m = 1 and z = 2, the value of 2k + 4 is
- 8
- 6
- 2
- 4
- None of these
The digit which cannot appear at the units place of a perfect square is
- 2
- 4
- 5
- 6
- 9