GED Test

GED Test practice questions, page 26 of 31, with answer review and explanations.

Question 126

10 people can paint a building in 5 days. If each person paints as quickly as the others, then how much of the building could 7 people paint in 5 days?

  1. 7/5
  2. 5/7
  3. 7/10
  4. 10/7

Question 127

How many meters are there in 21 feet? Note: In the metric system of units: 1 meter = 100 centimeters and 1 meter:1 foot = 3.25:1

  1. 6.4615
  2. 646.15
  3. 6825
  4. 68.25

Question 128

The formula h גˆ’ 15 = 3.2t gives the height h in inches of a plant t weeks after planting. Which is the rate at which the plant's height is increasing?

  1. 15 inches per week
  2. 18.2 inches per week
  3. 3.2 inches per week
  4. 48 inches per week

Question 129

The formula h גˆ’ 15 = 3.2t gives the height h in inches of a plant t weeks after planting. How high was the initial height of the shrub?

  1. 15 inches
  2. 3.2 inches
  3. 18.2 inches
  4. 11.8 inches

Question 130

The formula h `’ 15 = 3.2t gives the height h in inches of a plant t weeks after planting. When was the height 31 inches?

  1. Some time between 11 and 18 weeks
  2. Some time between 7 and 12 weeks
  3. Some time between 6 and 10 weeks
  4. Some time between 3 and 7 weeks