(A) Add the following fractions. 1. 7/8+2/3
2. 4/5+5/6
3. ¾+1/3
4. 4/7+3/5
5. 11/12+¾
(B) Subtract the following fractions.
1. 5/7-¼
2. 8/9-2/7
3. 7/10-1/5
4. 11/12-5/8
5. 9/15-1/3
(C) Subtract the following fractions.
1. 5-3/6
2. 10-7/9
3. 20-6/8
4. 15-4/10
5. 7-3/9

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"princess tower" in dubai is considered the world's tallest residential building, towering to 1 0 1 101 floors! t ( n ) t(n) models the number of tenants living on floor n n of the tower. what does the statement t ( 2 0 ) = t ( c ) t(20)=t(c) mean?

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0

What function has a range {yly< 5}? question on picture above^