Chapter 15: Horticultural Calculations and Mathematics

One (1) milliliter (mL) of water (at standard atmospheric pressure and temperature) weighs exactly _____

1 g

How many acres are in a rectangular plot of land that measures 450 × 1000 m?

111

How many pounds of N are in a 50-lbs bag of 34-0-0 fertilizer?

17

A cubic foot of water (ft3) weights approximately 62.4 lbs and contains 7.49 gallons. How many gallons per acre (1 acre = 43,560 ft2) are delivered in a rainstorm, which measures exactly 1ʺ?

27,188

You have 400 ft2 of planting beds on a residential property. How much mulch in cubic yards would you need to apply mulch 3ʺ deep to all the planting beds?

3.7

One (1) acre is a total area of _____ ft^2

43,560

One (1) mile is equal to _____ ft^2

5280

How many hectares are there in a 15-acre field?

6.07

How many acres are there in a field with a dimension on 650 × 480 ft?

7.2

How many ounces of a liquid herbicide product would you need to apply to a park measuring 4 acres at the label rate of 0.5 ounces of product per 1000 ft2?

87.12

Your temperature recorder measures the maximum temperature reached in the house on that day to be 36°C. What is the temperature in °F?

96.8