Arithmetic patterns Transitional Reasoning Download PDF

Questions

1. 1.

   An environmental science club tracks the number of seed balls its members produce each week according to an arithmetic pattern with a constant weekly increase. In Week 4, the club produced 45 seed balls, and in Week 10, the club produced 81 seed balls. If this arithmetic pattern continues at the same rate, in which week will the club produce exactly 117 seed balls?

   • A) Week 13
   • B) Week 16
   • C) Week 18
   • D) Week 21
2. 2.

   A robotics team programs a rover to move along a straight test track by increasing its travel distance in each test round following an arithmetic pattern. In round 1, the rover travels 18 meters, and in round 4, it travels 39 meters. If this pattern continues, how many meters will the rover travel in round 9?

   • A) 67 meters
   • B) 70 meters
   • C) 74 meters
   • D) 81 meters