What is the radius of the water bottle? Cm

Maurice has 54 fewer comic books than rebecca. they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?

What is the geometric mean of 3 and 7? a) square root of 21 b) 2 square root of 6 c) 2 square root of 7 d) 21