Class 7    Math    Example [M-7.4]

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Q 1. Solve the following equation: 6(k − 2) = − 3
 
  • 3/2
  • 1/2
  • 2
  • 2/3
 
Q2. Milk ordered by a tea shop is given below for 15 days: 2, 4, 3, 2, 5, 4, 6, 3, 2, 1, 3, 4, 6, 5, 1. Find median of these numbers ?
  • 1
  • 2
  • 3
  • 4
 
Q3. Solve the following equation: − 2(k + 3/5) = − 1
  • 1/10
  • − 1/10
  • 2/5
  • 1/5
 
Q4. In a music class, there are following students enrolled to learn guitar in last ten years: 22, 26, 31, 19, 17, 21, 26, 32, 38, 28. Find the mean enrolment numbers for last year ?
  • 12
  • 31
  • 22
  • 26
 
Q5. A big box of chocolate can contain 7 small boxes of chocolate and 6 additional loose chocolates. Total number of chocolates in the big box is 90. Write proper equation to get number of chocolates in each small box.
  • 7x − 6 = 90
  • 7x + 6 = 90
  • 7x − 6 = 60
  • 5x + 6 = 90
Q6. Write the following statements in the form of equation: "One third of a number plus 5 is 8".
  • z/3 + 5 = 8
  • z/3 − 5 = 8
  • z/3 + 8 = 5
  • z/3 − 8 = 5
 
Q7. Find the mode of the following set of numbers: 2, 6, 5, 3, 0, 3, 4, 3, 2, 4, 5, 2, 3, 5, 2, 4.
  • 4
  • 2
  • 0 and 2
  • 2 and 3
 
Q8. Write the following statements in the form of equation: "One third of m is 4 more than 12".
  • m/3 + 12 = 4
  • m/3 − 4 = 12
  • m/3 − 12 = 4
  • m/3 + 4 = 12
 
Q9. Convert the following equations in statement form: a/5 − 7 = 11
  • Subtract 11 from one-fifth of a number a to get 7
  • Subtract 7 from one-fifth of a number a to get 11
  • Add 11 from one-fifth of a number a to get 7
  • Add 7 from one-fifth of a number a to get 11
 
Q10. Identify the value of y from the given equation: 2y − 5 = 23
  • 12
  • 8
  • 16
  • 14
   
 
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