The ratio of boys to girls in a class is 7:9 write down in simplest form:
the fraction of boys compared to girls
the fraction of girls out of the class total

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.

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0

52 cm radius = diameter = area = circumference = circumfer