At 0 seconds, mrs taylor was 10 feet off the ground. at 5 seconds, she was 20 feet off the ground. what is her rate in feet per second?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

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