Please help with this geometry problem I will give 100 points.

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost