Jace ordered a banner in the shape of a parallelogram from a print shop. heron’s formula: area = the print shop charges $1.10 per square foot for banners of any shape and size. what is the approximate cost of the banner before tax?

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class