In how many ways can tim draw a red or green marble from a jar containing 20 red marbles and 4 green marbles?

A) 80

B) 24

C) 16

D) 4

Factorise x^2-7x-30 and x^2-5x-6

Find the remainder, when p (x) = x^2-3x+6 is divided by (x-1)

there are 4 new students. they are holding a pep rally to introduce them. how many different ways can they be introduced

You are selling tickets for a middle school concert. Children tickets cost $4 and adult admission tickets cost $6. You sell 30 tickets and collect $160. How many of each type of ticket did you sell?

If each exterior angle of a regular polygons=40 how many sides does it have?

You plan to acquire a sinusoidal signal that repeats 250 microseconds. What should be the minimum sampling rate of the digital signal processor you plan to use in order to acquire this sinusoidal signal?

A collector's model racecar is scaled so that 1 inch on the model equals 6 feet on the actual car. If the model is 0.75 inches high, how many feet high is the actual car? Enter your answer as a decimal.

What is 5) 47 and the remander

You are suppose to subtract 63 from 2.453

What is 18 minus 4 to the power of 2 plus 5 times 2 in simplest form