The community relief fund receives a large donation of $2800. the foundation agrees to spend the money on $20 school bags, $25 sweaters, $5 books. they want to buy 200 items and send them to schools in earthquake-hit areas. they must order as many books as school bags and sweaters combined.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Acircle has a circumference of 7.850 units. what is its radius?

Afurniture store is having a weekend sale and is offering a 20% discount on patio chairs and tables the sales tax on furniture is 6.25%