Can someone help me with this? Please and thank you!

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.

The trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? a) 48 cm2; 32 cm2; 80 cm 2 b) 48 cm2; 16 cm2; 64 cm 2 c) 128 cm2; 32 cm2; 160 cm 2 d) 128 cm2; 16 cm2; 144 cm 2

Kasey has a job that pays $865 per week. how much is withheld from each paycheck for social security?