1. MEDIUM

Find a number that is 15 less than 109 via guess and check.

  1. 90
  2. 91
  3. 92
  4. 93
  5. 94
 
2. MEDIUM

The sum of twice a number and 16 is 36. Find this number via guess and check.

  1. 20
  2. 14
  3. 12
  4. 10
  5. 8
 
3. MEDIUM

21 more than double a number is 99. Find this number via guess and check.

  1. 30
  2. 33
  3. 35
  4. 37
  5. 39


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