what is the difference between an experiment and investigation

Nathan wants to create multiple worksheet containing common formatting styles for his team members. which file extension him to save these worksheets? nathan to create multiple worksheets with common styles. he needs to save them with the extension.

Cloud computing service providers manage different computing resources based on the services they offer. which resources do iaas and paas providers not manage? iaas providers do not manage the for the client, whereas paas providers usually do not manage the for their clients. iaas- storage server operating system network paas- applications interafce storage vertualiation

An english teacher would like to divide 8 boys and 10 girls into groups, each with the same combination of boys and girls and nobody left out. what is the greatest number of groups that can be formed?