Posts by Joli

Total # Posts: 8

Chemistry
how?

Chemistry
Convert 1.46 mm to inches.

Physics
100km/h = 27.78m/s 390m / 27.78m/s = 14.038s 14.038 + 0.640s = 14.679s

Physics
please show work

Physics
A truck tractor pulls two trailers, one behind the other, at a constant speed of 100 km/h. It takes 0.640 s for the big rig to completely pass onto a bridge 390 m long. For what duration of time is all or part of the truck-trailer combination on the bridge?

math
what is 43x82

math
Sue receives a base salary of $90 weekly plus a 12% commission on all sales. Sue had $3,000 in sales this week. How much did she make total

math
A discount store takes 50% off of the retail price of a desk. For the store's holiday sale, it takes an additional 20% off of all furniture. The desk's retail price was $320. How much is the desk on sale for during the holiday sale?