K - 3/10 = 2/5

What does k equal

Simplify these rates: a) 300km in 5 hrs b) $320 for 8hrs c) 120 passengers in 4 buses d) 50 degrees in 12 minutes

What is the area of the rectangle if the length is 15 inches and the width is 20 inches

If a function f has an inverse and f (-3) = 6, then f-1 (6) = What is the inverse of f-1 (6) ?

In a genetics experiment on peas, one sample of offspring contained 450 green peas and 371 yellow peas. Based on those results, estimate the probability of getting an offspring pea that is green.

Sarah uses a recipe to make 2 gallons of her favorite mixed-berry juice. the containers she plans to use to store the juice have a capacity of 1 pint. how many containers will sarah need?

If the simple interest on 6000 for 9years is 3240 then what is the interest rate

The equation d=m/v can be used to calculate the density

The city's central library has 72,864 books. The library has 72 bookcases. If each bookcase has room for the same number of books, how many books are there in each bookcase?

Which figure is always a rectangle?

The SneakerRama Company makes and sells sneakers. They have one linear function that represents the cost of producing sneakers and another linear function that models how much income they get from those sneakers.