Half of the students in max's class volunteer at the local community center. fifteen students do not volunteer. if there are 12 boys in max's class, how many girls are in the class?

Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)