Find 1,305×81. Then estimate to check your answer.

A.

1,305×81=85,705Check: 1,000×8=80,000

B.

1,305×81=105,705. Check: 1,400×90=12,600

C.

1,305×81=105,705Check: 1,200×80=96,000

D.

1,305×81=105,705Check: 1,300×80=104,000

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

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)?