Which shows a difference of squares?

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

If chord ab is congruent to chord cd, then what must be true about ef and eg?

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice