Enzyme, Pharmaceutical Aids, Miscellaneous Last Part of Chapter no 5th.pdf
Math question paper (Chapter 1 - 3)
1. Subject: Math
Date: 21/10/2020 Time: 1 Hour
Max. Marks: 40
General Instruction:
1) All the questions are compulsory.
2) SectionA contains Q.No.1 to 15 ofmultiple-choice type ofquestions carrying one mark each.
3) Section B contains Q.No.16 to 20 ofshort answer type ofquestions carrying two marks each.
4) Section C contains Q.No.21 to 25 ofshort answer type ofquestions carrying three marks each.
5) Use ofcalculator is not allowed.
SECTION A [15 MARKS]
Q.1) The multiplicative identity of rational numbers is:
A. 0 B. 1
C. 2 D. -1
Q.2) The additive identity of rational numbers is:
A. 0 B. 1
C. 2 D. -1
Q.3) The value of (-10/3) x (-15/2) x (17/19) x 0 is:
A. 0 B. 22.66
C. 20 D. 35
Q.4) The value of (5/4) – (8/3) is:
A. 17/12 B. -17/12
C. 12/17 D. -12/17
Q.5) A rational number can be represented in the form of:
A. p/q B. pq
C. p+q D. p-q
Q.6) Which of the following is not a linear equation in one variable?
A. 33z+5 B. 33(x+y)
C. 33x+5 D. 33y+5
Q.7) The solution of 2x-3=7 is:
A. 5 B. 7
C. 12 D. 11
Q.8) The solution of 2y + 9 = 4 is:
A. 9/2 B. 4/9
C. -2/5 D. -5/2
Q.9) What should be added to -7/3 to get 3/7?
2. A. 21/58 B. 58/21
C. 47/21 D. 50/21
Q.10) The perimeter of the rectangle is 20cm. If the length of the rectangle is
6cm, then its breadth will be:
A. 4 cm B. 6 cm
C. 10 cm D. 14 cm
Q.11) Which of the following is not a quadrilateral?
A. Square B. Rectangle
C. Triangle D. Parallelogram
Q.12) Which one of the following is a regular quadrilateral?
A. Square B. Trapezium
C. Kite D. Rectangle
Q.13) If AB and CD are two parallel sides of a parallelogram, then:
A. AB>CD B. AB<CD
C. AB=CD D. None of the above
Q.14) The perimeter of a parallelogram whose parallel sides have lengths equal
to 12 cm and 7 cm is:
A. 21 cm B. 42 cm
C. 19 cm D. 38 cm
Q.15) If ∠A and ∠B are two adjacent angles of a parallelogram. If ∠A = 70°, then
∠B = ?
A. 70° B. 90°
C. 110° D. 180°
SECTION B [10 MARKS]
Q.16) Using appropriate properties find.
-2/3 × 3/5 + 5/2 – 3/5 × 1/6
Q.17) Represent 7/4 numbers on the number line.
Q.18) Two numbers are in the ratio 5:3. If they differ by 18, what are the
numbers?
Q.19) Simplify and solve the following linear equations.
3(t – 3) = 5(2t + 1)
Q.20) State whether True or False.
(a) All rectangles are squares.
3. (b) All squares are not parallelograms.
SECTION C [15 MARKS]
Q.21) Find ten rational numbers between 3/5 and 3/4
Q.22) A grandfather is ten times older than his granddaughter. He is also 54
years older than her. Find their present ages.
Q.23) Solve the following equations and check your results.
3m = 5m – 8/5
Q.24) Find x in the following figures.
Q.25) Given a parallelogram ABCD. Complete each statement along with the
definition or property used.
(i) AD = …… (ii) ∠DCB = ……
(iii) m ∠DAB + m ∠CDA = ……