Class 7    Math    Example [M-7.43]

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Q1. Which of the following is the correct division statement for the below multiplication statement: 3 x (−7) = (−21)
 
  • (−21) ÷ (7) = 3
  • (−21) ÷ (−7) = 3
  • (−21) ÷ (−7) = −3
  • (21) ÷ (7) = −3
 
Q2. Verify the following equation: (−19) x [6 − (−7)] = [(−19) x (−6)] − [(−19) x (−7)]
 
  • FALSE
  • TRUE
  • insufficient data
  • cannot be decided
 
Q3. Which of the following is an additive identity for whole numbers ?
 
  • 3
  • 1
  • 0
  • 2
 
Q4. In an exam there is +3 marks for each correct answers and (−1) mark for wrong answers. Steve got 12 question correct and he scored total 20 marks. How many wrong answers he attempted ?
 
  • 21
  • 14
  • 11
  • 16
 
Q5. Identify value of 'w' from the given equation: 6(w/7 − 1/9) = 3
 
  • −77/18
  • 77/18
  • 71/19
  • 71/19
Q6. Which of the following is both rational number and integer ?
 
  • −10/2
  • −0.55
  • 1/5
  • 5/3
 
Q7. Fill in the blank with the correct integer: (−2) x (−3) − (12) × (----------) = 6
 
  • −2
  • 1
  • 0
  • 2
 
Q8. What is the result of following multiplication 1 2/3 x 4. (Write the answer in mixed fraction format) ?
 
  • 6 1/3
  • 6 2/3
  • 7 2/5
  • 7 1/3
 
Q9. The multiplication of (−7) x 3 x 1 x (−2) x (−4) will have a ---------- value ?
 
  • insifficient data
  • cannot be decided
  • positive
  • negative
 
Q10. Identify value of p from the given equation: −2(p − 1/3) = 1/3
 
  • 1/6
  • 2/3
  • 1/12
  • 1/9
   
 
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