If you have a bag of 4 red and 6 blue marbles, the probability of picking a red, putting it back, then picking a blue.

Sammie has 3 times as many goldfish as nora. nora has 4 goldfish. how many goldfish do sammie and nora have in all?

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

Of . 3x+4y+4z=4, 5x+7y+3z=5 4x+5y+7z=7