Bill can shovel the snow from the walk in 45 minutes. When Carol helps him, they can shovel the walk together in 18 minutes. How long would
it take Carol to shovel the walk if she worked alone?

Name the most appropriate metric unit for each measurement like the mass of cow

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount