Quick inequality picks

Exercise and reference answers

Questions

1. Question

   3x < 12 means x is

   Choices

   1. less than 4
   2. more than 4
   3. equal to 4

   Correct choice

   less than 4

2. Question

   -x < 5 means

   Choices

   1. x < -5
   2. x > -5
   3. x = 5

   Correct choice

   x > -5

3. Question

   x <= 3 includes

   Choices

   1. only 2
   2. 4 too
   3. 3 itself

   Correct choice

   3 itself

4. Question

   The sign flips when you

   Choices

   1. divide by -3
   2. add 3
   3. subtract 3

   Correct choice

   divide by -3

Instructions

Pick the right answer before the next one arrives.

Explanation