When I was 2 years old, my sister was half of my age. Now Im 80 years old, how old is my sister?

2) Find the value of two numbers if their sum is (14 and their difference is 2.

Write each decimal in standard form, expanded form, and words. 0.0472

Compare the values of the underlined digits 6,300 and 530 with three being the underlined digit.

Ms. Johnson and Ms. Siple folded a total of 300 cards. The Ratio of ms. johnson cards folded to Ms. siple is 2:3 how many did each person fold?

9 - 12n 2 + 4n 3 - 7n

Aria is going to a carnival that has games and rides. Each game costs $3.50 and each ride costs $5. Aria spent $42 altogether at the carnival and the number of rides she went on is 5 more than the number of games she played.

An urn contains 9 red balls and 8 green balls. if vince chooses 11 balls at random from the urn, what is the probability that he will select 5 red balls and 6 green balls?

What are the sum measurements for nonagon

A scuba diver starts at 85.6 meters below the surface and descends until he reaches 103.2 meters below sea level. How many meters did he descend?

Determine whether AB←→ and CD←→ - are parallel, perpendicular, or neither. A (-1, - 4), B (2, 11), C (1, 1), D (4, 10)