choose the correct option Q1. The sum of two rational numbers is -1. If one of them is -5/7, then the other is (a) -2/7

Question

choose the correct option

Q1. The sum of two rational numbers is -1. If one of them is -5/7, then the other is
(a) -2/7
(b) -12/7
(c) -4/7
(d) -6/7

Q2. The value of (-2)³ × (-3)² is equal to
(a) 36
(b) 72
(c) -72
(d) 18

Q3. Which rational number is greater in -4/5 and -5/7
(a) -5/7
(b) -4/5
(c) both are equal
(d) none of the above

Q4. Find the value of 4p+7 if p= -2
(a) 15
(b) -1
(c) 1
(d) none of the above

Q5. Form an algebraic expression for 6 more than thrice a number x.
(a) x+6
(b) 6+x
(c) 6
(d) 3x+6

Q6. Find the value p for which the expressions p-13 and 2p+1 become equal.
(a) -14
(b) 0
(c) 14
(d) 7

Q7. If one angle of triangle is 60° and other two angles are in the ratio 2:3, find these angles.
(a) 60°, 60°
(b) 24°, 96°
(c) 48°, 72°
(d) none of the above

Q8. Evaluate [(-48) ÷ (-6)] ÷ (-2)
(a) -12
(b) 12
(c) 4
(d) -4

Q9. In a class of 35 students, the number of girls is two-fifth of the number of boys. Find the number of girls in the class.
(a) 14
(b) 10
(c) 25
(d) none of the above

Q11. (-a) + b = b + additive inverse of ……….
(a) b
(b) 0
(c) 1
(d) a

Q12. Two rational numbers p/q and r/s are equal if and only if
(a) p x r = q x s
(b) p x s = q x r
(c) both of the above are correct
(d) none of these

Q13. (-3)² × (-1)²⁰¹⁷= ……….
(a) -9
(b) 6041
(c) 9
(d) -6041

Q14. The rational number -5/-11 lies to the ………….. side of zero on number line.
(a) right
(b) left
(c) both of these
(d) none of the above

Q15. After 12 years, I shall be 3 times as old as I was 4 years ago. Find my present age.
(a) 24 years
(b) 48 years
(c) 13 years
(d) 12 years

Q16. The degree of the polynomial 3 – 5x² + 7x³ – x⁴ is ………
(a) 1
(b) 2
(c) 3
(d) 4

Q17. -xy – (- 5xy)
(a) -6 xy
(b) 4 xy
(c) -4xy
(d) -6 xy

Q18. If a number is increased by 15, it becomes 50. Then the number is ………….
(a) 65
(b) 35
(c) 55
(d) none of the above

Q19. Corresponding angles are on the ………. side of transversal line.
(a) same
(b) opposite
(c) upper
(d) lower

Q20. In a right angle triangle if one of angle measures 25° then the measure of other acute angle is ……………
(a) 90°
(b) 55°
(c) 65°
(d) 75°

Q21.If the integers 10, -7, 5, 3, -4 and 0 are marked on the number line, then the integer which lies on the extreme left is
(a) 10
(b) 0
(c) -7
(d) -4

Q22.The rational number 110/−132 when reduced to standard form is
(a) 10/−12
(b) 5/−6
(c) −5/6
(d) 110/−132

Q23. The Multiplicative inverse of −4/9 is
(a) 4/9
(b) −9/4
(c) 9/4
(d) none of the above

Q24. The expression 7x – 5(x² + y²) is a
(a) monomial
(b) binomial
(c) trinomial
(d) none of these

Q25. Which of the following is a pair of like terms?
(a) -5xy, 5x
(b) -5xy, 3yz
(c) -5xy, -5y
(d) -5xy, 7yx

please give me answer fast​

in progress 0
Ariana 2 weeks 2021-09-10T20:22:22+00:00 1 Answer 0 views 0

Answers ( )

    0
    2021-09-10T20:23:53+00:00

    Answer:

    choose the correct option

    Q1. The sum of two rational numbers is -1. If one of them is -5/7, then the other is

    (a) -2/7

    (b) -12/7

    (c) -4/7

    (d) -6/7

    Q2. The value of (-2)³ × (-3)² is equal to

    (a) 36

    (b) 72

    (c) -72

    (d) 18

    Q3. Which rational number is greater in -4/5 and -5/7

    (a) -5/7

    (b) -4/5

    (c) both are equal

    (d) none of the above

    Q4. Find the value of 4p+7 if p= -2

    (a) 15

    (b) -1

    (c) 1

    (d) none of the above

    Q5. Form an algebraic expression for 6 more than thrice a number x.

    (a) x+6

    (b) 6+x

    (c) 6

    (d) 3x+6

    Q6. Find the value p for which the expressions p-13 and 2p+1 become equal.

    (a) -14

    (b) 0

    (c) 14

    (d) 7

    Q7. If one angle of triangle is 60° and other two angles are in the ratio 2:3, find these angles.

    (a) 60°, 60°

    (b) 24°, 96°

    (c) 48°, 72°

    (d) none of the above

    Q8. Evaluate [(-48) ÷ (-6)] ÷ (-2)

    (a) -12

    (b) 12

    (c) 4

    (d) -4

    Q9. In a class of 35 students, the number of girls is two-fifth of the number of boys. Find the number of girls in the class.

    (a) 14

    (b) 10

    (c) 25

    (d) none of the above

    Q11. (-a) + b = b + additive inverse of ……….

    (a) b

    (b) 0

    (c) 1

    (d) a

    Q12. Two rational numbers p/q and r/s are equal if and only if

    (a) p x r = q x s

    (b) p x s = q x r

    (c) both of the above are correct

    (d) none of these

    Q13. (-3)² × (-1)²⁰¹⁷= ……….

    (a) -9

    (b) 6041

    (c) 9

    (d) -6041

    Q14. The rational number -5/-11 lies to the ………….. side of zero on number line.

    (a) right

    (b) left

    (c) both of these

    (d) none of the above

    Q15. After 12 years, I shall be 3 times as old as I was 4 years ago. Find my present age.

    (a) 24 years

    (b) 48 years

    (c) 13 years

    (d) 12 years

    Q16. The degree of the polynomial 3 – 5x² + 7x³ – x⁴ is ………

    (a) 1

    (b) 2

    (c) 3

    (d) 4

    Q17. -xy – (- 5xy)

    (a) -6 xy

    (b) 4 xy

    (c) -4xy

    (d) -6 xy

    Q18. If a number is increased by 15, it becomes 50. Then the number is ………….

    (a) 65

    (b) 35

    (c) 55

    (d) none of the above

    Q19. Corresponding angles are on the ………. side of transversal line.

    (a) same

    (b) opposite

    (c) upper

    (d) lower

    Q20. In a right angle triangle if one of angle measures 25° then the measure of other acute angle is ……………

    (a) 90°

    (b) 55°

    (c) 65°

    (d) 75°

    Q21.If the integers 10, -7, 5, 3, -4 and 0 are marked on the number line, then the integer which lies on the extreme left is

    (a) 10

    (b) 0

    (c) -7

    (d) -4

    Q22.The rational number 110/−132 when reduced to standard form is

    (a) 10/−12

    (b) 5/−6

    (c) −5/6

    (d) 110/−132

    Q23. The Multiplicative inverse of −4/9 is

    (a) 4/9

    (b) −9/4

    (c) 9/4

    (d) none of the above

    Q24. The expression 7x – 5(x² + y²) is a

    (a) monomial

    (b) binomial

    (c) trinomial

    (d) none of these

    Q25. Which of the following is a pair of like terms?

    (a) -5xy, 5x

    (b) -5xy, 3yz

    (c) -5xy, -5y

    (d) -5xy, 7yx

    please give me answer fast

Leave an answer

Browse
Browse

18:9+8+9*3-7:3-1*13 = ? ( )