When the new computer lab opened, there were 18 computers. by the end of the first week there were 25 new computers. find the percent of change in the number of computers. round your answer to the nearest tenth, if necessary.

38.9% option c

Step-by-step explanation:

When the new computer lab opened, there were 18 computers.

By the end of first week, there were 25 computers.The increase

in numbers of computers = 25 - 18 = 7 computers The percent of

change 7/8 x 100 =  700/18 = 38.888 ≈ 38.9%

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step-by-step explanation:

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation: