Which of the following ordered pairs corresponds to an arrow on a mapping diagram that starts at 4 and ends at 1? (1,1)
(1.4)
O (4.1)
O (4.4)
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Match each expression with its simplified form.

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?