in smithville. there were 230 teachers in 1990 and 324 teachers in 2000. find the percent of increase in the number of teachers in the smithville during this time period. Round to the nearest tenth of a percent.

i believe the answer is c.

  answer:

  write 548 as 500 + 40 + 8. multiply each addend by 5. then add the three products to get 2,740.

for this case we have that by definition, the surface area of a cylinder is given by:

where:

r: it is the radius of the cylinder

h: it is the height of the cylinder

we can also rewrite it as:

where:

la: it's the lateral area

ba: area of the base

option a