If (x-1) is a factor of x3- kx² +11x-6, then the value of k should be:
1.1
2.-6
3.6
4.5
If a matrix has equal number of rows and columns then it is said to be a:
1.Row Matrix
2.Identical matrix
3.Square matrix
4.Rectangular matrix
Mr. Pankaj took health insurance policy for his family and paid 7 900 as SGST. The total Annual Premium paid by him for this policy rate of GST being 18% is:
1.1,800
2.10,000
3.5,000
4. 3,600
Sum of n terms of the series √ ̅2+√ ̅8+√ ̅18+√ ̅32 +......is :
1.n(n+2)/√ ̅2
2.√ ̅2n(n+1)
3.n(n+1)/√ ̅2
4.1
The product of matrices (PQ)-1p is:
1.p-1
2.Q-1
3.P-1Q-1p
4.PQP-1
The total production in 10 years will be:
1. 1,49,000
2.1,52,000
3.50,000
4.75,000
Find the production during 3rd year.
1.9,600
2.9,400
3.9,200
4.9,000
How much time boat took in downstream?
1.90 minutes
2.15 minutes
3.30 minutes
4.45 minutes
If 1/2 is a root of the quadratic equation x²-mx- 5/4=0, then the value of m is:
1.2
2.-2
3.-3
4.3
If a polynomial p(x) is divided by a linear divisor (x-a), then the remainder is:
1.p(a)
2.p(1)
3.p(0)
4.p(x)
If the sum of first n terms of an A.P. is An + Bn² , where A and B are constants, the common difference of A.P. will be :
1.A+B
2.A-B
3.2A
4.2B
In the following figure, find the value of x.
1.65
2.70
3.80
4.30
In the given figure perpendiculars are dropped on the diagonal BD of the rectangle ABCD.
1.1/3
2.2/3
3.4/9
4.1/9
Krishna deposited 2,000 per month in a recurring bank account for 2 years at the rate of 11% per annum interest. The amount Krishna will get at the time of maturity is:
1.47,632
2.50, 500
3.51, 225
4.53,500
Matrices 'A' and 'B' are of same order and A+B=B+A. This law is known as:
1.Distributive law
2.Commutative law
3.Associative law
4.Cramer's rule
Richa has a recurring deposit account in a bank for 3 years at 8% per annum interest. If she gets 2,77 interest at the time of maturity, then her monthly installment is:
1.500
2.625
3.750
4.875
The compounded ratio of 2:3 and 5:7 is:
1.7:10
2.9:8
3.10:21
4.14:15
The first, second and fourth terms of a proportion are 16, 24 and 54 respectively. Then the third term is:
1.36
2.48
3.28
4.32
The fixed number of TV sets increases every year is:
1.5,000
2.3,200
3.2,200
4.1,000
The polynomial equation x(x+1)+8-(x+2)x-2) is a:
1. linear equation
2.quadratic equation
3.cubic equation
4.bi-equadratic equation
The production of TV sets in a factory increases uniformly by a fixed number every year. It produced 16000 sets in 6 year and 22600 in 9 year. Find the production during 1st year.
1.5000
2.2,200
3.10,000
4.None of these
The roots of the quadratic equation 3x² -14x +8= 0 are:
1.1/3,2
2.1/2,3
3.2/3,4
4.3/4,2
The solution set representing the following number line is:
1.{ x:x ∈ R,-2<x< 3 }
2.{ x:x ∈ R,-2<x≤ 3 }
3.{ x:x ∈ R,-2≤x< 3 }
4.{ x:x ∈ R,-2≤x≤ 3 }
The speed of a motor boat is 20 km/hr for covering the distance of 15 km. The boat took 1 hour more for upstream than downstream. Let the speed of the stream be x km/hour, then the speed of the motor boat in upstream will be:
1. 20 km/hr
2.(20 +x) km/hr
3.(20-x)
4.2km/hr
The traders at each stage always pay GST to the Government on their__________.
1.Profits
2.CP
3.Discount
4.S.P.
Two matrices A and B are multipled to get AB, if:
1. Both are rectangular
2.Both have same order
3.No. of columns of 'A is equal to the no. of rows of 'B'
4.No. of rows of A is equal to the no. of columns of B
What is the relation between speed, distance and time?
1.speed = Distance/time
2.Distance= Time/ speed
3.Time = Speed * Distance
4.Speed = Distance * Time
What will be the speed of stream?
1.20 km/hour
2.10 km/hour
3.15 km/hour
4.25 km/hour