HURRYYY!! Which of the following expressions is correctly written in scientific notation?
32.1 x 107
7.31 x 10-2
0.22 x 10-

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?