Which event has a probability of one?

a. choosing a letter from the alphabet that is a vowel

b, choosing a number that is greater than one and is even

c. choosing a set of parallel lines on a polygon

d. choosing a square that is also a rectangle

Note: enter your answer and show all the steps that you use to solve this problem in the space provided. x − 2 − 1 0 1 2 y use the function rule to complete the table. − 10 x + y = 4

Jamie went to home depot. she bought 25 bags of soil that cost $9 per bag. she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each. she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

Which number line correctly shows 0.8 + 0.3?