The sixth-grade science class found that 20% of the students in the school were left- handed. If there were 800students in the school, how many were left-handed?

Plz which expression is equivalent to the expression below?

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

The sixth grade art students are making a mosaic using tiles in the shape of right triangles.each tile has leg measures of 3 centimeters and 5 centimeters.i f there are 200 tiles in the mosaic what is the area of the mosaic.