In the inequation [x + 5|\(\ge \)|3x + 2|, the limit of x is
A-7/4\(\le \)x\(\le \)3/2
Bx\(\ge \)3/2
Cx\(\le \)3/2
Dx\(\ge \)3/2 or x\(\le \)-7/4
Question - 2
If m < n and a < b, then
Am - a < n - b
Bma < nb
Cm/a < n/b
Dm + a < n + b
Question - 3
When x > 0, the value of |x| is
A0
B-x
Cx
D1
Question - 4
If a < b and c < 0 then
Aa/c < b/c
Ba/c > b/c
Ca/c = b/c
Da/c =0
Question - 5
The common region represented by the in equalities 2x + y ≥ 8, x + y≥12, 3 x + 2y≤34 is
AUnbounded
BIn feasible
CFeasible and bounded
DFeasible and unbounded
Question - 6
Quartiles can be found through which graph?
AOgive
BHistogram
CFrequency polygon
DFrequency curve
Question - 7
An employer recruits experienced (x) and fresh workmen (y) for his firm under the condition that he cannot employ more than 9 people. x and y can related by the inequality
Ax + y≠ 9
Bx+y\(\le \)9
Cx+y\(\ge \)9
DNone of these
Question - 8
The rules and regulations demand that the employer should employ not more than 5 experienced hands to 1 fresh one and this fact can be expressed as
Ay≥x/5
B5y≥x
CBoth (a) and (b)
D5y≤x
Question - 9
The union however forbids him to employ less than 2 experienced persons to each fresh person. This situation can be expressed as
Ax\(\le \)y/2
By\(\le \)y/2
Cx\(\ge \)2y
DBoth (b) and (c)
Question - 10
The union forbids the employer to employ less than 2 experienced persons (x) to each fresh person (y). This situation can be expressed as
