Find the area of the composite figure below

Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction

How many grams must be adde to 970g to make 1 and a half kg

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21