How many solutions does the system formed by x-y=3 and ay-ax+3a=0 have for a nonzero number a? Explain.

What is the volume of this rectangular pyramid? 9 yd 5yd 6 yd TER cubic yards Submit

A binomial distribution has 100 trials (n = 100) with a probability of success of 0.25 (π = 0.25). to apply the normal distribution to approximate the binomial, what are the mean and standard deviation?

Marshea recipes calls for 2/3 cups of flour she only has one half how much more does she need

Use breaking apart to find its product for 3x5= 6x6= 5x7= 6x7=

Solve the word problem. A group of roommates decide to split the cost of a new sofa. If s is the cost of the sofa and n is the number of roommates, the formula c = 5/9 determines each person's share of the cost.

Turn 18 2/5 into a decimal

you invest $80 at a simple annual interest rate of 2.4% how much simple interest would you earn in 1.5 years. what would the monthly interest rate need to be to earn the same amount of intersest during the same amount of time?

What is 2.25 as a fraction

Suppose that two cards are randomly selected from a standard? 52-card deck.? (a) what is the probability that the first card is a clubclub and the second card is a clubclub if the sampling is done without? replacement??

In 5 h, you drive 400km. how much km could you drive in 1 h.