At a local pet store zebra fish cost $1.90 and neon tetras cost $2.15. If Mrs. Selee bought 15 fish for a total cost of $30.25, not including tax, how many of each type of fish did she buy?

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.