Three out of 200 machine parts were found to be defective.

about how many parts would be expected to be defective out of 2500 parts?

With this one. will mark brainliest

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)