The half-life of a radioactive kind of yttrium is 50 minutes. How much will be left after 100 minutes, if you start with 120 grams of it?

She claims that because the mean number of words on each page of the language arts book is greater than the mean number of words on each page of the social studies books, the language arts book has more words per pages.

Dora can run 3/5 miles in 3/20 hours How far can she run in 1 hour?

One crate can hold 8 cases of trading cards. How many crates are needed to hold 128 cases of trading cards?

Six friends share two pizzas equally. How much of a pizza does each friend get?

What is the sum 32 divided by 2

Sports stores sell skateboards for $112. last month the store sold 45 skateboards how much money did the store make from selling them?

Select steps that could be used to solve the equation 1 + 3x = - x + 4. add x, subtract 1, divide by 4 add x, subtract 4, divide by 4 subtract 3x, subtract 4, divide by 4 subtract 3x, subtract 4, divide by - 4 subtract 1, add x, divide by 4

Given: 60,807; 60,087; 60,708 and 60,078, the correct arrangement of these numbers from the least to the greatest value is?

In a large casino, the house wins on one of its games with a probability of 50.6%. All bets are 1 :1. If you win, you gain the amount you bet; if you lose, you lose the amount you bet.

Polygon with all four sides equal but none of the angles are right angles what is this shape