Select the examples of Energy workplaces. mines, power plants, refineries, schools, trains, warehouses, stores, offices.

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.

The de mesa family will soon be occupying their newly renovated house. however, the bathroom measuring 10ft. by 16 ft. still needs to be covered by tiles. if the tile that they desire measures 2/5 ft by 2/5 ft., how many tiles will they need to cover the bathroom floor?

How much more output does the $18 trillion u.s. economy produce when gdp increases by 3.0 percen?