Which description represents the expression 4- x/3

a. 4 minus the quotient of a number and 3

b. 4 minus a number times 3

c. 4 times the quotient of a number and 3

d. 4 added to the product of a number and 3

On a piece of paper, graph . then determine which answer choice matches the graph you drew

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?