111.   The challenge is finding an efficient way to allocate limited resources.

112.   The blades are the same width, so this is the most efficient way to do it.

113.   The last thing it needs is a more efficient way to commit homicide.

114.   The IP approach is considered a more efficient way of routing calls.

115.   The least efficient way to chill wine is putting it in a refrigerator.

116.   The most efficient way to bet on all of Mexico is to buy either closed-end country funds or international index funds.

117.   The most efficient way to get to the tablet is to hire a taxi in Nanjing and ask it to wait for you.

118.   The most efficient way to pinpoint electrical problems is by analyzing the circuit with instruments.

119.   The most efficient way to wash them is in a salad spinner or in a colander set in a large bowl.

120.   The most efficient way to do that is by spraying the walls with a power washer, available at tool rental stores.