D = RT solve for d, if R = 30 and T = 2

I don't understand how to do this

4 and 1/12 + 5 and 1/6 + 2 and 1/4

In a geometric sequence, the 9th term is 325 and the common ratio is 5. What is the 11th term?

Atom has 12 trucks he gave four trucks to and ed how many trucks does Adam have now

Enter the solution (x, y) to the system of equations shown. y=2x+1 3y=4x+7

Jonathan is using a six-sided die to conduct an experiment. What would be the probability that the die would land on the number four, three times in a row?

When Rosa tripped and fell into a muddy puddle at lunch (she was so embarrassed!), she knew exactly what would happen: within ten minutes, the two girls who saw her fall would each tell four people what they had seen.

What is the Vertex y=2x^2+6

What is 128 divided by 8

A collector's hockey card is purchased in 1990 for $5. The value increases by 6% every year.

At a local University 54.3% of incoming first-year students have computers. If 3 students are selected at random, find the following probability. A) At least one has a computer B) None have computers