Acar engine moves a piston with a circular cross section of 7.500±0.002cm diameter a distance of 3.250±0.001cm to compress the gas in the cylinder. (a) by what amount is the gas decreased in volume in cubic centimeters? (b) find the uncertainty in this volume.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

Kate is arranging new furniture in her rectangular sitting room. she has mapped the arrangement on a coordinate pane. a, b and c represent the sofas, v1 and v2 are decorative vases and aq the aquarium. find the distance between v1 and the aquarium. any body you