Quick triplet picks

Exercise and reference answers

Questions

1. Question

   3 squared plus 4 squared equals

   Choices

   1. 6 squared
   2. 5 squared
   3. 7 squared

   Correct choice

   5 squared

2. Question

   The triplet containing 12 and 13

   Choices

   1. 3, 4, 12
   2. 6, 12, 13
   3. 5, 12, 13

   Correct choice

   5, 12, 13

3. Question

   Doubling 3-4-5 gives

   Choices

   1. 6-8-10
   2. 9-16-25
   3. 4-5-6

   Correct choice

   6-8-10

4. Question

   For m = 2, the formula 2m, m²-1, m²+1 gives

   Choices

   1. 2, 1, 3
   2. 4, 3, 5
   3. 4, 2, 6

   Correct choice

   4, 3, 5

Instructions

Pick the right answer before the next one arrives.

Explanation