Error Interval

• Using inequalities, write down the error interval for L?

  7.5  ≤ L < 8.5

  
• Write down the error interval for y?

  2.75 ≤ y < 2.85

  
• Write down the error interval for n?

  70.605 ≤ n < 70.615

  
• Write down the error interval of t?

  6.8 ≤ t < 6.9