Find the first three terms and stated term given the geometric sequence, with a1 as the 1st term. an = 4n , a6

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

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Hundred and tens tables to make 430 in five different ways