A shipment of 8 microwave ovens contains 2 defective units. A restaurant buys four of these units. What is the probability of the restaurant buying at least there no defective units? The probability of the restaurant buying at least three non defective units is round to three decimal pts.

It is 6% because if you subtract 69-58=6 so 6% is the answer to your question.

The skating rink rented 872 pairs of skates during april and may.why? : if the skating rink rented three times the pair of skates in april during may, they rented 654 skates. 218 x 3 = 654then, if they want to know how many they rented during both april and may, then you just add 654 (may) and 218 (april) to give you 872 pairs of skates for both months.654 + 218 = 872hope this !