You built a patio 10 feet by 15 feet along one side of your in-ground pool. You moved 6 inches of dirt so you could form a base for the patio and replaced it with 2 inches of crushed stone and 4 inches of concrete.
a. How many cubic feet of dirt were moved?
b. How many cubic feet of crushed stone were needed?
c. How many cubic yards of concrete were needed?
d. What is the area of the patio?
a. 75 ft3
b. 25 ft3
c. 2 yd3
d. 150 ft2
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A house will have a counter-mounted cooking unit with a nameplate rating of 4 kW and a wall-mounted oven with a nameplate rating of 6 kW. A separate individual branch circuit will be run to the counter-mounted cooking unit and to the wall-mounted oven. What is the branch circuit load for each of the appliances in amperes?
What will be an ideal response?
One reason that more sophisticated commercial contracts and loan structures developed was to avoid the church prohibition on usury, which is
a. making loans. b. charging interest. c. payment in currency. d. establishing guilds and price fixing.
The most important ingredient for the functioning of an engine's supply system is _____.
Fill in the blank(s) with the appropriate word(s).
A fresh air intake is necessary to keep the indoor air from becoming ____.
A. too humid B. superheated C. oxygen starved and stagnant D. too dry