Round 19.98 to the nearest whole number

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

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

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?