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
Answers
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
Answer:
hi I don't know this ans sorry i can't help you