Which expression fits this description? • The expression is the sum of two terms.
• The first term is the product of 2 and a.
• The second term is the quotient of b and 4.
(2+a) +
2a + (6 - 4)
(2 + a) + (6 - 4)
2a+

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.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is