The circumference of a circle is 48 pie units. What is the radius of the circle

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

If 3x+8=3x+8 is it one solution or no solution

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250