Which inequality represents the following situation: you have $120 to purchase cds for your birthday. the cds cost $12 each. what are the possible numbers of cds that you can afford to buy?
a. 12x≤120
a. 12x≥120
a. 12x< 120
a. 12x> 120

The second term of an arithmetic sequence is 30. the fifth term is 90.calculatei). the commor difference of the sequence ii). the first term of the sequence tje first, second and fifth terms of the arithmetic sequence are the first three terms of a geometric sequence calculate the seventh term of the geometric sequence