Which letter has at least one line of symmetry?

j
g
l
a

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost