Amanufacturing machine has a 8% defect rate. if 4 items are chosen at random, what is the probability that at least one will have a defect?

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

Can someone me i’m confused. will give brainliest and a whole bunch of points

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?