(08.02)Which of the following graphs best represents the solution to the pair of equations below? y = −2x + 2
y = 2x + 2

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?