The ratio of apples to bananas to grapes is 2: 6: 3. there are 4 apples. how many grapes are there

6 grapes, because t get four apples you multiply the ratio by 2, therefore making the grapes 6.

A. 2,-2,2,-2,2,-2,2
C. 10,5,2.5,1.25,0.625,0.1325
and
D. 1,2,4,8,16,32
Are all geometric sequences

This means that each sequential # is derived by either multiplying or dividing by a number.

For instance, A. is found by multiplying each by - 1, B. is found by multiplying each by 1/2 (0.5), and D. is found by multiplying each by 2